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Finding the Fourth Proportional to 669,631.54, 924,098.24 and 363,713.90

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Solution

The fourth proportional to 669,631.54, 924,098.24 and 363,713.90 is: 501,928.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,631.54 : 924,098.24 = 363,713.90 : x
  2. Step 2: Convert to fraction form
    669,631.54/924,098.24 = 363,713.90/x
  3. Step 3: Cross multiply
    669,631.54x = 924,098.24 × 363,713.90
  4. Step 4: Simplify right side
    669,631.54x = 336,107,374,853.54
  5. Step 5: Solve for x
    x = 336,107,374,853.54/669,631.54
  6. Step 6: Final answer
    x = 501,928.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.