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Finding the Fourth Proportional to 531.11, 732.92 and 295.07

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Solution

The fourth proportional to 531.11, 732.92 and 295.07 is: 407.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.11 : 732.92 = 295.07 : x
  2. Step 2: Convert to fraction form
    531.11/732.92 = 295.07/x
  3. Step 3: Cross multiply
    531.11x = 732.92 × 295.07
  4. Step 4: Simplify right side
    531.11x = 216,257.56
  5. Step 5: Solve for x
    x = 216,257.56/531.11
  6. Step 6: Final answer
    x = 407.18

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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.