Home / 726,862.20-1,091,330.10-550,606.20

Finding the Fourth Proportional to 726,862.20, 1,091,330.10 and 550,606.20

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Solution

The fourth proportional to 726,862.20, 1,091,330.10 and 550,606.20 is: 826,694.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,862.20 : 1,091,330.10 = 550,606.20 : x
  2. Step 2: Convert to fraction form
    726,862.20/1,091,330.10 = 550,606.20/x
  3. Step 3: Cross multiply
    726,862.20x = 1,091,330.10 × 550,606.20
  4. Step 4: Simplify right side
    726,862.20x = 600,893,119,306.62
  5. Step 5: Solve for x
    x = 600,893,119,306.62/726,862.20
  6. Step 6: Final answer
    x = 826,694.69

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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.