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Finding the Fourth Proportional to 496,236.38, 744,354.56 and 215,753.63

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Solution

The fourth proportional to 496,236.38, 744,354.56 and 215,753.63 is: 323,630.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,236.38 : 744,354.56 = 215,753.63 : x
  2. Step 2: Convert to fraction form
    496,236.38/744,354.56 = 215,753.63/x
  3. Step 3: Cross multiply
    496,236.38x = 744,354.56 × 215,753.63
  4. Step 4: Simplify right side
    496,236.38x = 160,597,195,144.66
  5. Step 5: Solve for x
    x = 160,597,195,144.66/496,236.38
  6. Step 6: Final answer
    x = 323,630.44

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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.