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Finding the Fourth Proportional to 1,467.41, 2,201.34 and 634.70

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Solution

The fourth proportional to 1,467.41, 2,201.34 and 634.70 is: 952.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467.41 : 2,201.34 = 634.70 : x
  2. Step 2: Convert to fraction form
    1,467.41/2,201.34 = 634.70/x
  3. Step 3: Cross multiply
    1,467.41x = 2,201.34 × 634.70
  4. Step 4: Simplify right side
    1,467.41x = 1,397,196.00
  5. Step 5: Solve for x
    x = 1,397,196.00/1,467.41
  6. Step 6: Final answer
    x = 952.15

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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.