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Finding the Fourth Proportional to 480.92, 663.26 and 363.16

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Solution

The fourth proportional to 480.92, 663.26 and 363.16 is: 500.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    480.92 : 663.26 = 363.16 : x
  2. Step 2: Convert to fraction form
    480.92/663.26 = 363.16/x
  3. Step 3: Cross multiply
    480.92x = 663.26 × 363.16
  4. Step 4: Simplify right side
    480.92x = 240,869.50
  5. Step 5: Solve for x
    x = 240,869.50/480.92
  6. Step 6: Final answer
    x = 500.85

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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.