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Finding the Fourth Proportional to 363.95, 546.02 and 181.13

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Solution

The fourth proportional to 363.95, 546.02 and 181.13 is: 271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.95 : 546.02 = 181.13 : x
  2. Step 2: Convert to fraction form
    363.95/546.02 = 181.13/x
  3. Step 3: Cross multiply
    363.95x = 546.02 × 181.13
  4. Step 4: Simplify right side
    363.95x = 98,896.97
  5. Step 5: Solve for x
    x = 98,896.97/363.95
  6. Step 6: Final answer
    x = 271.74

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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.