Home / 1,002,578.66-1,383,569.28-543,694.10

Finding the Fourth Proportional to 1,002,578.66, 1,383,569.28 and 543,694.10

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Solution

The fourth proportional to 1,002,578.66, 1,383,569.28 and 543,694.10 is: 750,303.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,578.66 : 1,383,569.28 = 543,694.10 : x
  2. Step 2: Convert to fraction form
    1,002,578.66/1,383,569.28 = 543,694.10/x
  3. Step 3: Cross multiply
    1,002,578.66x = 1,383,569.28 × 543,694.10
  4. Step 4: Simplify right side
    1,002,578.66x = 752,238,454,477.25
  5. Step 5: Solve for x
    x = 752,238,454,477.25/1,002,578.66
  6. Step 6: Final answer
    x = 750,303.68

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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.