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Finding the Fourth Proportional to 410.31, 566.17 and 233.25

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Solution

The fourth proportional to 410.31, 566.17 and 233.25 is: 321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.31 : 566.17 = 233.25 : x
  2. Step 2: Convert to fraction form
    410.31/566.17 = 233.25/x
  3. Step 3: Cross multiply
    410.31x = 566.17 × 233.25
  4. Step 4: Simplify right side
    410.31x = 132,059.15
  5. Step 5: Solve for x
    x = 132,059.15/410.31
  6. Step 6: Final answer
    x = 321.85

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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.