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Finding the Fourth Proportional to 549.02, 824.00 and 224.61

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Solution

The fourth proportional to 549.02, 824.00 and 224.61 is: 337.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.02 : 824.00 = 224.61 : x
  2. Step 2: Convert to fraction form
    549.02/824.00 = 224.61/x
  3. Step 3: Cross multiply
    549.02x = 824.00 × 224.61
  4. Step 4: Simplify right side
    549.02x = 185,077.52
  5. Step 5: Solve for x
    x = 185,077.52/549.02
  6. Step 6: Final answer
    x = 337.11

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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.