Home / 726,229.60-1,090,510.80-548,936.80

Finding the Fourth Proportional to 726,229.60, 1,090,510.80 and 548,936.80

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Solution

The fourth proportional to 726,229.60, 1,090,510.80 and 548,936.80 is: 824,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,229.60 : 1,090,510.80 = 548,936.80 : x
  2. Step 2: Convert to fraction form
    726,229.60/1,090,510.80 = 548,936.80/x
  3. Step 3: Cross multiply
    726,229.60x = 1,090,510.80 × 548,936.80
  4. Step 4: Simplify right side
    726,229.60x = 598,621,508,917.44
  5. Step 5: Solve for x
    x = 598,621,508,917.44/726,229.60
  6. Step 6: Final answer
    x = 824,286.85

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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.