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Finding the Fourth Proportional to 362.55, 543.47 and 232.18

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Solution

The fourth proportional to 362.55, 543.47 and 232.18 is: 348.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.55 : 543.47 = 232.18 : x
  2. Step 2: Convert to fraction form
    362.55/543.47 = 232.18/x
  3. Step 3: Cross multiply
    362.55x = 543.47 × 232.18
  4. Step 4: Simplify right side
    362.55x = 126,182.28
  5. Step 5: Solve for x
    x = 126,182.28/362.55
  6. Step 6: Final answer
    x = 348.04

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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.