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Finding the Fourth Proportional to 508.08, 762.52 and 363.88

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Solution

The fourth proportional to 508.08, 762.52 and 363.88 is: 546.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.08 : 762.52 = 363.88 : x
  2. Step 2: Convert to fraction form
    508.08/762.52 = 363.88/x
  3. Step 3: Cross multiply
    508.08x = 762.52 × 363.88
  4. Step 4: Simplify right side
    508.08x = 277,465.78
  5. Step 5: Solve for x
    x = 277,465.78/508.08
  6. Step 6: Final answer
    x = 546.11

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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.