Question

find thethird proportion of 2 m 40 cm and 40 cm ​

Answer 1

Answer:

6.66 cm

Explanation:

2m 40cm = 240 cm

Let the third proportional be x.

According to Question,

240 : 40 : : 40 : x

In proportion,

Product of mean terms = Product of extreme terms

=> 40 × 40 = 240 × x

=> x = 1600/240

=> x = 6.66

Hence, the third proportional of 2 m 40 cm and 40 cm is 6.66 cm.