Home / 535,709-727,561

Finding the Third Proportional to 535,709 and 727,561

Calculator

Solution

The third proportional to 535,709 and 727,561 is: 988,120.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,709 : 727,561 = 727,561 : x
  2. Step 2: Convert to fraction form
    535,709/727,561 = 727,561/x
  3. Step 3: Cross multiply
    535,709x = 727,561 × 727,561
  4. Step 4: Simplify right side
    535,709x = 529,345,008,721
  5. Step 5: Solve for x
    x = 529,345,008,721/535,709
  6. Step 6: Final answer
    x = 988,120.43

Related Problems

Find third proportional to 267,854.50 and 363,780.50
Half scale
Find third proportional to 1,071,418 and 1,455,122
Double scale
Find third proportional to 535,711 and 727,564
Similar ratio
Find third proportional to 803,563.50 and 1,091,341.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.