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Finding the Fourth Proportional to 410.13, 565.92 and 235.44

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Solution

The fourth proportional to 410.13, 565.92 and 235.44 is: 324.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.13 : 565.92 = 235.44 : x
  2. Step 2: Convert to fraction form
    410.13/565.92 = 235.44/x
  3. Step 3: Cross multiply
    410.13x = 565.92 × 235.44
  4. Step 4: Simplify right side
    410.13x = 133,240.20
  5. Step 5: Solve for x
    x = 133,240.20/410.13
  6. Step 6: Final answer
    x = 324.87

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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.