Home / 888,106.92-1,331,959.42-407,873.04

Finding the Fourth Proportional to 888,106.92, 1,331,959.42 and 407,873.04

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Solution

The fourth proportional to 888,106.92, 1,331,959.42 and 407,873.04 is: 611,717.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,106.92 : 1,331,959.42 = 407,873.04 : x
  2. Step 2: Convert to fraction form
    888,106.92/1,331,959.42 = 407,873.04/x
  3. Step 3: Cross multiply
    888,106.92x = 1,331,959.42 × 407,873.04
  4. Step 4: Simplify right side
    888,106.92x = 543,270,337,792.04
  5. Step 5: Solve for x
    x = 543,270,337,792.04/888,106.92
  6. Step 6: Final answer
    x = 611,717.27

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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.