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Finding the Fourth Proportional to 502.82, 752.33 and 349.04

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Solution

The fourth proportional to 502.82, 752.33 and 349.04 is: 522.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.82 : 752.33 = 349.04 : x
  2. Step 2: Convert to fraction form
    502.82/752.33 = 349.04/x
  3. Step 3: Cross multiply
    502.82x = 752.33 × 349.04
  4. Step 4: Simplify right side
    502.82x = 262,596.02
  5. Step 5: Solve for x
    x = 262,596.02/502.82
  6. Step 6: Final answer
    x = 522.25

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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.