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Finding the Fourth Proportional to 1,044.97, 1,438.77 and 795.49

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Solution

The fourth proportional to 1,044.97, 1,438.77 and 795.49 is: 1,095.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.97 : 1,438.77 = 795.49 : x
  2. Step 2: Convert to fraction form
    1,044.97/1,438.77 = 795.49/x
  3. Step 3: Cross multiply
    1,044.97x = 1,438.77 × 795.49
  4. Step 4: Simplify right side
    1,044.97x = 1,144,527.15
  5. Step 5: Solve for x
    x = 1,144,527.15/1,044.97
  6. Step 6: Final answer
    x = 1,095.27

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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.