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Finding the Fourth Proportional to 701.55, 1,049.09 and 600.12

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Solution

The fourth proportional to 701.55, 1,049.09 and 600.12 is: 897.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.55 : 1,049.09 = 600.12 : x
  2. Step 2: Convert to fraction form
    701.55/1,049.09 = 600.12/x
  3. Step 3: Cross multiply
    701.55x = 1,049.09 × 600.12
  4. Step 4: Simplify right side
    701.55x = 629,576.89
  5. Step 5: Solve for x
    x = 629,576.89/701.55
  6. Step 6: Final answer
    x = 897.41

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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.