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Finding the Fourth Proportional to 507.36, 762.89 and 467.27

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Solution

The fourth proportional to 507.36, 762.89 and 467.27 is: 702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.36 : 762.89 = 467.27 : x
  2. Step 2: Convert to fraction form
    507.36/762.89 = 467.27/x
  3. Step 3: Cross multiply
    507.36x = 762.89 × 467.27
  4. Step 4: Simplify right side
    507.36x = 356,469.46
  5. Step 5: Solve for x
    x = 356,469.46/507.36
  6. Step 6: Final answer
    x = 702.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.