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Finding the Fourth Proportional to 1,060.86, 1,463.22 and 1,044.66

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Solution

The fourth proportional to 1,060.86, 1,463.22 and 1,044.66 is: 1,440.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060.86 : 1,463.22 = 1,044.66 : x
  2. Step 2: Convert to fraction form
    1,060.86/1,463.22 = 1,044.66/x
  3. Step 3: Cross multiply
    1,060.86x = 1,463.22 × 1,044.66
  4. Step 4: Simplify right side
    1,060.86x = 1,528,567.41
  5. Step 5: Solve for x
    x = 1,528,567.41/1,060.86
  6. Step 6: Final answer
    x = 1,440.88

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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.