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Finding the Fourth Proportional to 552.09, 828.14 and 167.34

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Solution

The fourth proportional to 552.09, 828.14 and 167.34 is: 251.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.09 : 828.14 = 167.34 : x
  2. Step 2: Convert to fraction form
    552.09/828.14 = 167.34/x
  3. Step 3: Cross multiply
    552.09x = 828.14 × 167.34
  4. Step 4: Simplify right side
    552.09x = 138,584.16
  5. Step 5: Solve for x
    x = 138,584.16/552.09
  6. Step 6: Final answer
    x = 251.02

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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.