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Finding the Fourth Proportional to 502.62, 754.18 and 246.12

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Solution

The fourth proportional to 502.62, 754.18 and 246.12 is: 369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.62 : 754.18 = 246.12 : x
  2. Step 2: Convert to fraction form
    502.62/754.18 = 246.12/x
  3. Step 3: Cross multiply
    502.62x = 754.18 × 246.12
  4. Step 4: Simplify right side
    502.62x = 185,615.01
  5. Step 5: Solve for x
    x = 185,615.01/502.62
  6. Step 6: Final answer
    x = 369.30

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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.