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Finding the Fourth Proportional to 349.56, 481.56 and 232.92

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Solution

The fourth proportional to 349.56, 481.56 and 232.92 is: 320.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.56 : 481.56 = 232.92 : x
  2. Step 2: Convert to fraction form
    349.56/481.56 = 232.92/x
  3. Step 3: Cross multiply
    349.56x = 481.56 × 232.92
  4. Step 4: Simplify right side
    349.56x = 112,164.96
  5. Step 5: Solve for x
    x = 112,164.96/349.56
  6. Step 6: Final answer
    x = 320.87

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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.