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Finding the Fourth Proportional to 635.42, 952.89 and 224.51

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Solution

The fourth proportional to 635.42, 952.89 and 224.51 is: 336.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.42 : 952.89 = 224.51 : x
  2. Step 2: Convert to fraction form
    635.42/952.89 = 224.51/x
  3. Step 3: Cross multiply
    635.42x = 952.89 × 224.51
  4. Step 4: Simplify right side
    635.42x = 213,933.33
  5. Step 5: Solve for x
    x = 213,933.33/635.42
  6. Step 6: Final answer
    x = 336.68

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Double scale
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Similar ratio
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1.5x scale

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.