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Finding the Fourth Proportional to 502,572.60, 753,508.98 and 186,944.76

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Solution

The fourth proportional to 502,572.60, 753,508.98 and 186,944.76 is: 280,286.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,572.60 : 753,508.98 = 186,944.76 : x
  2. Step 2: Convert to fraction form
    502,572.60/753,508.98 = 186,944.76/x
  3. Step 3: Cross multiply
    502,572.60x = 753,508.98 × 186,944.76
  4. Step 4: Simplify right side
    502,572.60x = 140,864,555,423.95
  5. Step 5: Solve for x
    x = 140,864,555,423.95/502,572.60
  6. Step 6: Final answer
    x = 280,286.98

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1.5x scale

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.