Home / 726,856.70-1,091,321.85-550,600.70

Finding the Fourth Proportional to 726,856.70, 1,091,321.85 and 550,600.70

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Solution

The fourth proportional to 726,856.70, 1,091,321.85 and 550,600.70 is: 826,686.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,856.70 : 1,091,321.85 = 550,600.70 : x
  2. Step 2: Convert to fraction form
    726,856.70/1,091,321.85 = 550,600.70/x
  3. Step 3: Cross multiply
    726,856.70x = 1,091,321.85 × 550,600.70
  4. Step 4: Simplify right side
    726,856.70x = 600,882,574,535.30
  5. Step 5: Solve for x
    x = 600,882,574,535.30/726,856.70
  6. Step 6: Final answer
    x = 826,686.44

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1.5x scale

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.