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Finding the Fourth Proportional to 429.18, 592.27 and 232.69

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Solution

The fourth proportional to 429.18, 592.27 and 232.69 is: 321.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    429.18 : 592.27 = 232.69 : x
  2. Step 2: Convert to fraction form
    429.18/592.27 = 232.69/x
  3. Step 3: Cross multiply
    429.18x = 592.27 × 232.69
  4. Step 4: Simplify right side
    429.18x = 137,815.31
  5. Step 5: Solve for x
    x = 137,815.31/429.18
  6. Step 6: Final answer
    x = 321.11

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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.