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Finding the Fourth Proportional to 337.64, 465.90 and 232.76

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Solution

The fourth proportional to 337.64, 465.90 and 232.76 is: 321.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.64 : 465.90 = 232.76 : x
  2. Step 2: Convert to fraction form
    337.64/465.90 = 232.76/x
  3. Step 3: Cross multiply
    337.64x = 465.90 × 232.76
  4. Step 4: Simplify right side
    337.64x = 108,442.88
  5. Step 5: Solve for x
    x = 108,442.88/337.64
  6. Step 6: Final answer
    x = 321.18

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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.