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Finding the Fourth Proportional to 363.29, 501.35 and 252.95

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Solution

The fourth proportional to 363.29, 501.35 and 252.95 is: 349.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.29 : 501.35 = 252.95 : x
  2. Step 2: Convert to fraction form
    363.29/501.35 = 252.95/x
  3. Step 3: Cross multiply
    363.29x = 501.35 × 252.95
  4. Step 4: Simplify right side
    363.29x = 126,812.71
  5. Step 5: Solve for x
    x = 126,812.71/363.29
  6. Step 6: Final answer
    x = 349.07

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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.