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Finding the Fourth Proportional to 531.48, 733.41 and 335.10

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Solution

The fourth proportional to 531.48, 733.41 and 335.10 is: 462.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.48 : 733.41 = 335.10 : x
  2. Step 2: Convert to fraction form
    531.48/733.41 = 335.10/x
  3. Step 3: Cross multiply
    531.48x = 733.41 × 335.10
  4. Step 4: Simplify right side
    531.48x = 245,765.69
  5. Step 5: Solve for x
    x = 245,765.69/531.48
  6. Step 6: Final answer
    x = 462.42

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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.