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Finding the Fourth Proportional to 362.92, 500.35 and 238.53

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Solution

The fourth proportional to 362.92, 500.35 and 238.53 is: 328.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.92 : 500.35 = 238.53 : x
  2. Step 2: Convert to fraction form
    362.92/500.35 = 238.53/x
  3. Step 3: Cross multiply
    362.92x = 500.35 × 238.53
  4. Step 4: Simplify right side
    362.92x = 119,350.21
  5. Step 5: Solve for x
    x = 119,350.21/362.92
  6. Step 6: Final answer
    x = 328.86

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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.