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Finding the Fourth Proportional to 1,375.32, 2,063.34 and 594.90

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Solution

The fourth proportional to 1,375.32, 2,063.34 and 594.90 is: 892.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375.32 : 2,063.34 = 594.90 : x
  2. Step 2: Convert to fraction form
    1,375.32/2,063.34 = 594.90/x
  3. Step 3: Cross multiply
    1,375.32x = 2,063.34 × 594.90
  4. Step 4: Simplify right side
    1,375.32x = 1,227,480.97
  5. Step 5: Solve for x
    x = 1,227,480.97/1,375.32
  6. Step 6: Final answer
    x = 892.51

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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.