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Finding the Fourth Proportional to 498,225.60, 747,338.40 and 338,793.30

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Solution

The fourth proportional to 498,225.60, 747,338.40 and 338,793.30 is: 508,189.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,225.60 : 747,338.40 = 338,793.30 : x
  2. Step 2: Convert to fraction form
    498,225.60/747,338.40 = 338,793.30/x
  3. Step 3: Cross multiply
    498,225.60x = 747,338.40 × 338,793.30
  4. Step 4: Simplify right side
    498,225.60x = 253,193,242,752.72
  5. Step 5: Solve for x
    x = 253,193,242,752.72/498,225.60
  6. Step 6: Final answer
    x = 508,189.95

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Similar ratio
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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.