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Finding the Fourth Proportional to 334.91, 501.69 and 167.63

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Solution

The fourth proportional to 334.91, 501.69 and 167.63 is: 251.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.91 : 501.69 = 167.63 : x
  2. Step 2: Convert to fraction form
    334.91/501.69 = 167.63/x
  3. Step 3: Cross multiply
    334.91x = 501.69 × 167.63
  4. Step 4: Simplify right side
    334.91x = 84,098.29
  5. Step 5: Solve for x
    x = 84,098.29/334.91
  6. Step 6: Final answer
    x = 251.11

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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.