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Finding the Fourth Proportional to 414.98, 622.96 and 232.52

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Solution

The fourth proportional to 414.98, 622.96 and 232.52 is: 349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    414.98 : 622.96 = 232.52 : x
  2. Step 2: Convert to fraction form
    414.98/622.96 = 232.52/x
  3. Step 3: Cross multiply
    414.98x = 622.96 × 232.52
  4. Step 4: Simplify right side
    414.98x = 144,850.66
  5. Step 5: Solve for x
    x = 144,850.66/414.98
  6. Step 6: Final answer
    x = 349.05

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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.