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Finding the Fourth Proportional to 554.67, 832.01 and 169.92

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Solution

The fourth proportional to 554.67, 832.01 and 169.92 is: 254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.67 : 832.01 = 169.92 : x
  2. Step 2: Convert to fraction form
    554.67/832.01 = 169.92/x
  3. Step 3: Cross multiply
    554.67x = 832.01 × 169.92
  4. Step 4: Simplify right side
    554.67x = 141,375.14
  5. Step 5: Solve for x
    x = 141,375.14/554.67
  6. Step 6: Final answer
    x = 254.88

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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.