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Finding the Fourth Proportional to 881.97, 1,323.02 and 232.69

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Solution

The fourth proportional to 881.97, 1,323.02 and 232.69 is: 349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    881.97 : 1,323.02 = 232.69 : x
  2. Step 2: Convert to fraction form
    881.97/1,323.02 = 232.69/x
  3. Step 3: Cross multiply
    881.97x = 1,323.02 × 232.69
  4. Step 4: Simplify right side
    881.97x = 307,850.80
  5. Step 5: Solve for x
    x = 307,850.80/881.97
  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.