Home / 789,443.20-1,176,660.24-744,604.88

Finding the Fourth Proportional to 789,443.20, 1,176,660.24 and 744,604.88

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Solution

The fourth proportional to 789,443.20, 1,176,660.24 and 744,604.88 is: 1,109,829.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,443.20 : 1,176,660.24 = 744,604.88 : x
  2. Step 2: Convert to fraction form
    789,443.20/1,176,660.24 = 744,604.88/x
  3. Step 3: Cross multiply
    789,443.20x = 1,176,660.24 × 744,604.88
  4. Step 4: Simplify right side
    789,443.20x = 876,146,956,805.97
  5. Step 5: Solve for x
    x = 876,146,956,805.97/789,443.20
  6. Step 6: Final answer
    x = 1,109,829.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.