Discover what geometric sequences are and how they are formed. Learn how to find a common ratio with this Bitesize KS3 maths guide.

In geometric sequences, the term-to-term rule is to multiply or divide by the same value. Learn other sequences including square numbers and the Fibonacci sequence.

Multiply the result by 100%, and your portfolio returned a geometric mean of 3.99% over five years, slightly less than the arithmetic mean of (5+3+6+2+4) ÷ 5 = 4. Calculate the Geometric Mean in ...

The geometric mean is most appropriate for series that exhibit serial correlation. This is especially true for investment portfolios. Arithmetic vs. Geometric Mean ...