Home / 875,680.73-1,313,112.86-454,843.61

Finding the Fourth Proportional to 875,680.73, 1,313,112.86 and 454,843.61

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Solution

The fourth proportional to 875,680.73, 1,313,112.86 and 454,843.61 is: 682,053.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,680.73 : 1,313,112.86 = 454,843.61 : x
  2. Step 2: Convert to fraction form
    875,680.73/1,313,112.86 = 454,843.61/x
  3. Step 3: Cross multiply
    875,680.73x = 1,313,112.86 × 454,843.61
  4. Step 4: Simplify right side
    875,680.73x = 597,260,991,305.61
  5. Step 5: Solve for x
    x = 597,260,991,305.61/875,680.73
  6. Step 6: Final answer
    x = 682,053.37

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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.