Home / 888,998.40-1,332,331.20-356,083.20

Finding the Fourth Proportional to 888,998.40, 1,332,331.20 and 356,083.20

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Solution

The fourth proportional to 888,998.40, 1,332,331.20 and 356,083.20 is: 533,657.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,998.40 : 1,332,331.20 = 356,083.20 : x
  2. Step 2: Convert to fraction form
    888,998.40/1,332,331.20 = 356,083.20/x
  3. Step 3: Cross multiply
    888,998.40x = 1,332,331.20 × 356,083.20
  4. Step 4: Simplify right side
    888,998.40x = 474,420,757,155.84
  5. Step 5: Solve for x
    x = 474,420,757,155.84/888,998.40
  6. Step 6: Final answer
    x = 533,657.61

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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.