Home / 531.27-733.19-342.14

Finding the Fourth Proportional to 531.27, 733.19 and 342.14

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Solution

The fourth proportional to 531.27, 733.19 and 342.14 is: 472.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.27 : 733.19 = 342.14 : x
  2. Step 2: Convert to fraction form
    531.27/733.19 = 342.14/x
  3. Step 3: Cross multiply
    531.27x = 733.19 × 342.14
  4. Step 4: Simplify right side
    531.27x = 250,848.25
  5. Step 5: Solve for x
    x = 250,848.25/531.27
  6. Step 6: Final answer
    x = 472.17

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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.