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Finding the Fourth Proportional to 549.76, 824.60 and 184.52

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Solution

The fourth proportional to 549.76, 824.60 and 184.52 is: 276.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.76 : 824.60 = 184.52 : x
  2. Step 2: Convert to fraction form
    549.76/824.60 = 184.52/x
  3. Step 3: Cross multiply
    549.76x = 824.60 × 184.52
  4. Step 4: Simplify right side
    549.76x = 152,151.07
  5. Step 5: Solve for x
    x = 152,151.07/549.76
  6. Step 6: Final answer
    x = 276.76

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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.