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Finding the Fourth Proportional to 531.38, 733.24 and 295.31

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Solution

The fourth proportional to 531.38, 733.24 and 295.31 is: 407.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.38 : 733.24 = 295.31 : x
  2. Step 2: Convert to fraction form
    531.38/733.24 = 295.31/x
  3. Step 3: Cross multiply
    531.38x = 733.24 × 295.31
  4. Step 4: Simplify right side
    531.38x = 216,533.10
  5. Step 5: Solve for x
    x = 216,533.10/531.38
  6. Step 6: Final answer
    x = 407.49

Related Problems

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Double scale
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Similar ratio
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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.