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Finding the Fourth Proportional to 1,843.44, 2,765.16 and 544.82

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Solution

The fourth proportional to 1,843.44, 2,765.16 and 544.82 is: 817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.44 : 2,765.16 = 544.82 : x
  2. Step 2: Convert to fraction form
    1,843.44/2,765.16 = 544.82/x
  3. Step 3: Cross multiply
    1,843.44x = 2,765.16 × 544.82
  4. Step 4: Simplify right side
    1,843.44x = 1,506,514.47
  5. Step 5: Solve for x
    x = 1,506,514.47/1,843.44
  6. Step 6: Final answer
    x = 817.23

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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.