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Finding the Fourth Proportional to 337.12, 465.49 and 232.15

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Solution

The fourth proportional to 337.12, 465.49 and 232.15 is: 320.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.12 : 465.49 = 232.15 : x
  2. Step 2: Convert to fraction form
    337.12/465.49 = 232.15/x
  3. Step 3: Cross multiply
    337.12x = 465.49 × 232.15
  4. Step 4: Simplify right side
    337.12x = 108,063.50
  5. Step 5: Solve for x
    x = 108,063.50/337.12
  6. Step 6: Final answer
    x = 320.55

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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.