Home / 1,002,845.22-1,383,918.27-543,958.65

Finding the Fourth Proportional to 1,002,845.22, 1,383,918.27 and 543,958.65

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Solution

The fourth proportional to 1,002,845.22, 1,383,918.27 and 543,958.65 is: 750,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,845.22 : 1,383,918.27 = 543,958.65 : x
  2. Step 2: Convert to fraction form
    1,002,845.22/1,383,918.27 = 543,958.65/x
  3. Step 3: Cross multiply
    1,002,845.22x = 1,383,918.27 × 543,958.65
  4. Step 4: Simplify right side
    1,002,845.22x = 752,794,313,859.54
  5. Step 5: Solve for x
    x = 752,794,313,859.54/1,002,845.22
  6. Step 6: Final answer
    x = 750,658.53

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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.