Home / 172,381-365,630

Finding the Third Proportional to 172,381 and 365,630

Calculator

Solution

The third proportional to 172,381 and 365,630 is: 775,522.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,381 : 365,630 = 365,630 : x
  2. Step 2: Convert to fraction form
    172,381/365,630 = 365,630/x
  3. Step 3: Cross multiply
    172,381x = 365,630 × 365,630
  4. Step 4: Simplify right side
    172,381x = 133,685,296,900
  5. Step 5: Solve for x
    x = 133,685,296,900/172,381
  6. Step 6: Final answer
    x = 775,522.23

Related Problems

Find third proportional to 86,190.50 and 182,815
Half scale
Find third proportional to 344,762 and 731,260
Double scale
Find third proportional to 172,383 and 365,634
Similar ratio
Find third proportional to 258,571.50 and 548,445
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.