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Finding the Fourth Proportional to 549.52, 824.09 and 184.22

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Solution

The fourth proportional to 549.52, 824.09 and 184.22 is: 276.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.52 : 824.09 = 184.22 : x
  2. Step 2: Convert to fraction form
    549.52/824.09 = 184.22/x
  3. Step 3: Cross multiply
    549.52x = 824.09 × 184.22
  4. Step 4: Simplify right side
    549.52x = 151,813.86
  5. Step 5: Solve for x
    x = 151,813.86/549.52
  6. Step 6: Final answer
    x = 276.27

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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.