Home / 828,743.58-1,243,115.37-548,195.22

Finding the Fourth Proportional to 828,743.58, 1,243,115.37 and 548,195.22

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Solution

The fourth proportional to 828,743.58, 1,243,115.37 and 548,195.22 is: 822,292.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,743.58 : 1,243,115.37 = 548,195.22 : x
  2. Step 2: Convert to fraction form
    828,743.58/1,243,115.37 = 548,195.22/x
  3. Step 3: Cross multiply
    828,743.58x = 1,243,115.37 × 548,195.22
  4. Step 4: Simplify right side
    828,743.58x = 681,469,903,742.53
  5. Step 5: Solve for x
    x = 681,469,903,742.53/828,743.58
  6. Step 6: Final answer
    x = 822,292.83

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Double scale
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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.