The fourth proportional to 17, 87, and 119 is:
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 609.
Fourth proportional = (Second × Third) ÷ First
= (87 × 119) ÷ 17
⇒ 87 × 119 = 10353
Divide by 17: 10353 ÷ 17 = 609