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Finding the Fourth Proportional to 669,631.29, 924,097.86 and 363,713.73

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Solution

The fourth proportional to 669,631.29, 924,097.86 and 363,713.73 is: 501,928.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,631.29 : 924,097.86 = 363,713.73 : x
  2. Step 2: Convert to fraction form
    669,631.29/924,097.86 = 363,713.73/x
  3. Step 3: Cross multiply
    669,631.29x = 924,097.86 × 363,713.73
  4. Step 4: Simplify right side
    669,631.29x = 336,107,079,545.62
  5. Step 5: Solve for x
    x = 336,107,079,545.62/669,631.29
  6. Step 6: Final answer
    x = 501,928.58

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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.