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Finding the Fourth Proportional to 252.06, 377.61 and 225.24

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Solution

The fourth proportional to 252.06, 377.61 and 225.24 is: 337.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.06 : 377.61 = 225.24 : x
  2. Step 2: Convert to fraction form
    252.06/377.61 = 225.24/x
  3. Step 3: Cross multiply
    252.06x = 377.61 × 225.24
  4. Step 4: Simplify right side
    252.06x = 85,052.88
  5. Step 5: Solve for x
    x = 85,052.88/252.06
  6. Step 6: Final answer
    x = 337.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.