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Finding the Fourth Proportional to 237.52, 353.96 and 227.40

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Solution

The fourth proportional to 237.52, 353.96 and 227.40 is: 338.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.52 : 353.96 = 227.40 : x
  2. Step 2: Convert to fraction form
    237.52/353.96 = 227.40/x
  3. Step 3: Cross multiply
    237.52x = 353.96 × 227.40
  4. Step 4: Simplify right side
    237.52x = 80,490.50
  5. Step 5: Solve for x
    x = 80,490.50/237.52
  6. Step 6: Final answer
    x = 338.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.