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Finding the Fourth Proportional to 844.98, 1,166.85 and 758.58

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Solution

The fourth proportional to 844.98, 1,166.85 and 758.58 is: 1,047.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    844.98 : 1,166.85 = 758.58 : x
  2. Step 2: Convert to fraction form
    844.98/1,166.85 = 758.58/x
  3. Step 3: Cross multiply
    844.98x = 1,166.85 × 758.58
  4. Step 4: Simplify right side
    844.98x = 885,149.07
  5. Step 5: Solve for x
    x = 885,149.07/844.98
  6. Step 6: Final answer
    x = 1,047.54

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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.