Home / 801,275.53-1,202,008.22-501,780.86

Finding the Fourth Proportional to 801,275.53, 1,202,008.22 and 501,780.86

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Solution

The fourth proportional to 801,275.53, 1,202,008.22 and 501,780.86 is: 752,730.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,275.53 : 1,202,008.22 = 501,780.86 : x
  2. Step 2: Convert to fraction form
    801,275.53/1,202,008.22 = 501,780.86/x
  3. Step 3: Cross multiply
    801,275.53x = 1,202,008.22 × 501,780.86
  4. Step 4: Simplify right side
    801,275.53x = 603,144,718,854.79
  5. Step 5: Solve for x
    x = 603,144,718,854.79/801,275.53
  6. Step 6: Final answer
    x = 752,730.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.