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Finding the Fourth Proportional to 549.56, 824.00 and 224.52

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Solution

The fourth proportional to 549.56, 824.00 and 224.52 is: 336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.56 : 824.00 = 224.52 : x
  2. Step 2: Convert to fraction form
    549.56/824.00 = 224.52/x
  3. Step 3: Cross multiply
    549.56x = 824.00 × 224.52
  4. Step 4: Simplify right side
    549.56x = 185,003.36
  5. Step 5: Solve for x
    x = 185,003.36/549.56
  6. Step 6: Final answer
    x = 336.64

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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.