Home / 501,894,098.70-752,841,148.05-398,581,968.30

Finding the Fourth Proportional to 501,894,098.70, 752,841,148.05 and 398,581,968.30

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Solution

The fourth proportional to 501,894,098.70, 752,841,148.05 and 398,581,968.30 is: 597,872,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,894,098.70 : 752,841,148.05 = 398,581,968.30 : x
  2. Step 2: Convert to fraction form
    501,894,098.70/752,841,148.05 = 398,581,968.30/x
  3. Step 3: Cross multiply
    501,894,098.70x = 752,841,148.05 × 398,581,968.30
  4. Step 4: Simplify right side
    501,894,098.70x = 300,068,906,607,000,704
  5. Step 5: Solve for x
    x = 300,068,906,607,000,704/501,894,098.70
  6. Step 6: Final answer
    x = 597,872,952.45

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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.