Home / 762,434.28-1,144,024.02-539,229.06

Finding the Fourth Proportional to 762,434.28, 1,144,024.02 and 539,229.06

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Solution

The fourth proportional to 762,434.28, 1,144,024.02 and 539,229.06 is: 809,107.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,434.28 : 1,144,024.02 = 539,229.06 : x
  2. Step 2: Convert to fraction form
    762,434.28/1,144,024.02 = 539,229.06/x
  3. Step 3: Cross multiply
    762,434.28x = 1,144,024.02 × 539,229.06
  4. Step 4: Simplify right side
    762,434.28x = 616,890,996,922.02
  5. Step 5: Solve for x
    x = 616,890,996,922.02/762,434.28
  6. Step 6: Final answer
    x = 809,107.11

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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.