Home / 810,227.60-1,213,008.60-726,246.80

Finding the Fourth Proportional to 810,227.60, 1,213,008.60 and 726,246.80

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Solution

The fourth proportional to 810,227.60, 1,213,008.60 and 726,246.80 is: 1,087,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,227.60 : 1,213,008.60 = 726,246.80 : x
  2. Step 2: Convert to fraction form
    810,227.60/1,213,008.60 = 726,246.80/x
  3. Step 3: Cross multiply
    810,227.60x = 1,213,008.60 × 726,246.80
  4. Step 4: Simplify right side
    810,227.60x = 880,943,614,122.48
  5. Step 5: Solve for x
    x = 880,943,614,122.48/810,227.60
  6. Step 6: Final answer
    x = 1,087,279.20

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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.