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Finding the Fourth Proportional to 635.04, 952.56 and 492.48

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Solution

The fourth proportional to 635.04, 952.56 and 492.48 is: 738.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.04 : 952.56 = 492.48 : x
  2. Step 2: Convert to fraction form
    635.04/952.56 = 492.48/x
  3. Step 3: Cross multiply
    635.04x = 952.56 × 492.48
  4. Step 4: Simplify right side
    635.04x = 469,116.75
  5. Step 5: Solve for x
    x = 469,116.75/635.04
  6. Step 6: Final answer
    x = 738.72

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Similar ratio
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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.