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Finding the Fourth Proportional to 1,060.11, 1,462.92 and 612.01

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Solution

The fourth proportional to 1,060.11, 1,462.92 and 612.01 is: 844.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060.11 : 1,462.92 = 612.01 : x
  2. Step 2: Convert to fraction form
    1,060.11/1,462.92 = 612.01/x
  3. Step 3: Cross multiply
    1,060.11x = 1,462.92 × 612.01
  4. Step 4: Simplify right side
    1,060.11x = 895,321.67
  5. Step 5: Solve for x
    x = 895,321.67/1,060.11
  6. Step 6: Final answer
    x = 844.56

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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.