Home / 267,669-391,446

Finding the Third Proportional to 267,669 and 391,446

Calculator

Solution

The third proportional to 267,669 and 391,446 is: 572,460.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,669 : 391,446 = 391,446 : x
  2. Step 2: Convert to fraction form
    267,669/391,446 = 391,446/x
  3. Step 3: Cross multiply
    267,669x = 391,446 × 391,446
  4. Step 4: Simplify right side
    267,669x = 153,229,970,916
  5. Step 5: Solve for x
    x = 153,229,970,916/267,669
  6. Step 6: Final answer
    x = 572,460.65

Related Problems

Find third proportional to 133,834.50 and 195,723
Half scale
Find third proportional to 535,338 and 782,892
Double scale
Find third proportional to 267,671 and 391,449
Similar ratio
Find third proportional to 401,503.50 and 587,169
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.