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Finding the Fourth Proportional to 549.68, 824.63 and 184.48

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Solution

The fourth proportional to 549.68, 824.63 and 184.48 is: 276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    549.68 : 824.63 = 184.48 : x
  2. Step 2: Convert to fraction form
    549.68/824.63 = 184.48/x
  3. Step 3: Cross multiply
    549.68x = 824.63 × 184.48
  4. Step 4: Simplify right side
    549.68x = 152,124.76
  5. Step 5: Solve for x
    x = 152,124.76/549.68
  6. Step 6: Final answer
    x = 276.75

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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.