Question

Find the mean proportional between 4 and 49.

Answer 1

Answer:

mean proportional means the sq root of the product of two no.

= 4×9

=36

=6

Answer 2

Answer:

The mean proportion between 4 and 49 is 14.

Step-by-step explanation:

If a,b, and c are in mean proportion

then a/b = b/c

or$b^2= a\times c$

a = 4 b = x and c= 49

So, 4 : x = x: 49

x² = 49 × 4

x² = 196

x = √196

x= 14

Mean proportion is 14.