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Finding the Fourth Proportional to 843.06, 1,163.98 and 544.44

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Solution

The fourth proportional to 843.06, 1,163.98 and 544.44 is: 751.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    843.06 : 1,163.98 = 544.44 : x
  2. Step 2: Convert to fraction form
    843.06/1,163.98 = 544.44/x
  3. Step 3: Cross multiply
    843.06x = 1,163.98 × 544.44
  4. Step 4: Simplify right side
    843.06x = 633,717.95
  5. Step 5: Solve for x
    x = 633,717.95/843.06
  6. Step 6: Final answer
    x = 751.69

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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.