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Finding the Fourth Proportional to 1,052.31, 1,452.50 and 610.41

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Solution

The fourth proportional to 1,052.31, 1,452.50 and 610.41 is: 842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052.31 : 1,452.50 = 610.41 : x
  2. Step 2: Convert to fraction form
    1,052.31/1,452.50 = 610.41/x
  3. Step 3: Cross multiply
    1,052.31x = 1,452.50 × 610.41
  4. Step 4: Simplify right side
    1,052.31x = 886,620.53
  5. Step 5: Solve for x
    x = 886,620.53/1,052.31
  6. Step 6: Final answer
    x = 842.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.