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Finding the Fourth Proportional to 251.54, 374.69 and 237.57

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Solution

The fourth proportional to 251.54, 374.69 and 237.57 is: 353.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.54 : 374.69 = 237.57 : x
  2. Step 2: Convert to fraction form
    251.54/374.69 = 237.57/x
  3. Step 3: Cross multiply
    251.54x = 374.69 × 237.57
  4. Step 4: Simplify right side
    251.54x = 89,014.29
  5. Step 5: Solve for x
    x = 89,014.29/251.54
  6. Step 6: Final answer
    x = 353.88

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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.