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Finding the Fourth Proportional to 549.68, 824.53 and 184.47

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Solution

The fourth proportional to 549.68, 824.53 and 184.47 is: 276.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.68 : 824.53 = 184.47 : x
  2. Step 2: Convert to fraction form
    549.68/824.53 = 184.47/x
  3. Step 3: Cross multiply
    549.68x = 824.53 × 184.47
  4. Step 4: Simplify right side
    549.68x = 152,101.05
  5. Step 5: Solve for x
    x = 152,101.05/549.68
  6. Step 6: Final answer
    x = 276.71

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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.