Home / 726,892.20-1,091,375.10-550,636.20

Finding the Fourth Proportional to 726,892.20, 1,091,375.10 and 550,636.20

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Solution

The fourth proportional to 726,892.20, 1,091,375.10 and 550,636.20 is: 826,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,892.20 : 1,091,375.10 = 550,636.20 : x
  2. Step 2: Convert to fraction form
    726,892.20/1,091,375.10 = 550,636.20/x
  3. Step 3: Cross multiply
    726,892.20x = 1,091,375.10 × 550,636.20
  4. Step 4: Simplify right side
    726,892.20x = 600,950,637,838.62
  5. Step 5: Solve for x
    x = 600,950,637,838.62/726,892.20
  6. Step 6: Final answer
    x = 826,739.70

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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.