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Finding the Fourth Proportional to 635.04, 952.62 and 326.82

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Solution

The fourth proportional to 635.04, 952.62 and 326.82 is: 490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.04 : 952.62 = 326.82 : x
  2. Step 2: Convert to fraction form
    635.04/952.62 = 326.82/x
  3. Step 3: Cross multiply
    635.04x = 952.62 × 326.82
  4. Step 4: Simplify right side
    635.04x = 311,335.27
  5. Step 5: Solve for x
    x = 311,335.27/635.04
  6. Step 6: Final answer
    x = 490.26

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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.