Percentage of Sales Method of Forecasting In order to effectively anticipate market conditions, predict future sales, and make crucial adjustments to marketing and production strategies, the process of financial forecasting is used by management to ensure a firm enjoys sustainable growth. Financial forecasting methodologies typically begin with the generation of a detailed sales forecast, and while forecasting early-stage ventures is intrinsically more unpredictable than forecasting established firms, it is critical that the correct approach to building an accurate sales forecast is consistently employed. It has been widely established that because "sales forecasts drive the preparation of projected financial statements, the ability to project sales is accurately is crucial to a venture's financial health" (Leach & Melicher, 2011), which is why differentiating between the two primary sales forecasting methods is an important skill to develop. The percentage-of-sales forecasting method works under...

This method of sales forecasting necessarily results in a variant known as the constant-ratio forecasting method, which makes projections based on a constant ratio of expected sales. While the percentage-of-sales method is widely used, both by established firms in major industries and developing ventures, realizing the full potential of the practice requires financial analysts remain capable of recognizing its clear limitations.
One of the primary disadvantages associated with the use of percentage-of-sales forecasting to formulate accurate financial statements is the use of rough approximations rather than precise assessments. The vast majority of research regarding the relative efficacy of percentage-of-sales forecasting has indicated that while this "method of…