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Finding the Fourth Proportional to 1,843.01, 2,764.61 and 544.38

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Solution

The fourth proportional to 1,843.01, 2,764.61 and 544.38 is: 816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.01 : 2,764.61 = 544.38 : x
  2. Step 2: Convert to fraction form
    1,843.01/2,764.61 = 544.38/x
  3. Step 3: Cross multiply
    1,843.01x = 2,764.61 × 544.38
  4. Step 4: Simplify right side
    1,843.01x = 1,504,998.39
  5. Step 5: Solve for x
    x = 1,504,998.39/1,843.01
  6. Step 6: Final answer
    x = 816.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.