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Finding the Fourth Proportional to 363.42, 500.99 and 252.59

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Solution

The fourth proportional to 363.42, 500.99 and 252.59 is: 348.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.42 : 500.99 = 252.59 : x
  2. Step 2: Convert to fraction form
    363.42/500.99 = 252.59/x
  3. Step 3: Cross multiply
    363.42x = 500.99 × 252.59
  4. Step 4: Simplify right side
    363.42x = 126,541.30
  5. Step 5: Solve for x
    x = 126,541.30/363.42
  6. Step 6: Final answer
    x = 348.20

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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.