Home / 762,446.52-1,142,226.14-508,962.60

Finding the Fourth Proportional to 762,446.52, 1,142,226.14 and 508,962.60

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Solution

The fourth proportional to 762,446.52, 1,142,226.14 and 508,962.60 is: 762,480.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,446.52 : 1,142,226.14 = 508,962.60 : x
  2. Step 2: Convert to fraction form
    762,446.52/1,142,226.14 = 508,962.60/x
  3. Step 3: Cross multiply
    762,446.52x = 1,142,226.14 × 508,962.60
  4. Step 4: Simplify right side
    762,446.52x = 581,350,386,002.36
  5. Step 5: Solve for x
    x = 581,350,386,002.36/762,446.52
  6. Step 6: Final answer
    x = 762,480.21

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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.