Home / 887,821.56-1,332,169.74-550,775.70

Finding the Fourth Proportional to 887,821.56, 1,332,169.74 and 550,775.70

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Solution

The fourth proportional to 887,821.56, 1,332,169.74 and 550,775.70 is: 826,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,821.56 : 1,332,169.74 = 550,775.70 : x
  2. Step 2: Convert to fraction form
    887,821.56/1,332,169.74 = 550,775.70/x
  3. Step 3: Cross multiply
    887,821.56x = 1,332,169.74 × 550,775.70
  4. Step 4: Simplify right side
    887,821.56x = 733,726,721,067.32
  5. Step 5: Solve for x
    x = 733,726,721,067.32/887,821.56
  6. Step 6: Final answer
    x = 826,434.90

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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.