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Finding the Fourth Proportional to 276.93, 414.36 and 167.29

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Solution

The fourth proportional to 276.93, 414.36 and 167.29 is: 250.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    276.93 : 414.36 = 167.29 : x
  2. Step 2: Convert to fraction form
    276.93/414.36 = 167.29/x
  3. Step 3: Cross multiply
    276.93x = 414.36 × 167.29
  4. Step 4: Simplify right side
    276.93x = 69,317.25
  5. Step 5: Solve for x
    x = 69,317.25/276.93
  6. Step 6: Final answer
    x = 250.31

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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.