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Finding the Fourth Proportional to 363,691.17, 501,909.39 and 202,546.22

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Solution

The fourth proportional to 363,691.17, 501,909.39 and 202,546.22 is: 279,522.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,691.17 : 501,909.39 = 202,546.22 : x
  2. Step 2: Convert to fraction form
    363,691.17/501,909.39 = 202,546.22/x
  3. Step 3: Cross multiply
    363,691.17x = 501,909.39 × 202,546.22
  4. Step 4: Simplify right side
    363,691.17x = 101,659,847,217.46
  5. Step 5: Solve for x
    x = 101,659,847,217.46/363,691.17
  6. Step 6: Final answer
    x = 279,522.45

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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.