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Finding the Fourth Proportional to 1,044.73, 1,441.89 and 602.77

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Solution

The fourth proportional to 1,044.73, 1,441.89 and 602.77 is: 831.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.73 : 1,441.89 = 602.77 : x
  2. Step 2: Convert to fraction form
    1,044.73/1,441.89 = 602.77/x
  3. Step 3: Cross multiply
    1,044.73x = 1,441.89 × 602.77
  4. Step 4: Simplify right side
    1,044.73x = 869,128.04
  5. Step 5: Solve for x
    x = 869,128.04/1,044.73
  6. Step 6: Final answer
    x = 831.92

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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.