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Finding the Fourth Proportional to 635.27, 953.24 and 630.27

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Solution

The fourth proportional to 635.27, 953.24 and 630.27 is: 945.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    635.27 : 953.24 = 630.27 : x
  2. Step 2: Convert to fraction form
    635.27/953.24 = 630.27/x
  3. Step 3: Cross multiply
    635.27x = 953.24 × 630.27
  4. Step 4: Simplify right side
    635.27x = 600,795.42
  5. Step 5: Solve for x
    x = 600,795.42/635.27
  6. Step 6: Final answer
    x = 945.74

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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.