Home / 754,282.62-1,040,947.41-467,894.97

Finding the Fourth Proportional to 754,282.62, 1,040,947.41 and 467,894.97

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Solution

The fourth proportional to 754,282.62, 1,040,947.41 and 467,894.97 is: 645,718.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,282.62 : 1,040,947.41 = 467,894.97 : x
  2. Step 2: Convert to fraction form
    754,282.62/1,040,947.41 = 467,894.97/x
  3. Step 3: Cross multiply
    754,282.62x = 1,040,947.41 × 467,894.97
  4. Step 4: Simplify right side
    754,282.62x = 487,054,057,173.53
  5. Step 5: Solve for x
    x = 487,054,057,173.53/754,282.62
  6. Step 6: Final answer
    x = 645,718.26

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1.5x scale

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.