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Finding the Fourth Proportional to 349.16, 481.07 and 232.52

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Solution

The fourth proportional to 349.16, 481.07 and 232.52 is: 320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.16 : 481.07 = 232.52 : x
  2. Step 2: Convert to fraction form
    349.16/481.07 = 232.52/x
  3. Step 3: Cross multiply
    349.16x = 481.07 × 232.52
  4. Step 4: Simplify right side
    349.16x = 111,854.83
  5. Step 5: Solve for x
    x = 111,854.83/349.16
  6. Step 6: Final answer
    x = 320.36

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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.