Home / 800,226.12-1,200,337.81-373,618.97

Finding the Fourth Proportional to 800,226.12, 1,200,337.81 and 373,618.97

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Solution

The fourth proportional to 800,226.12, 1,200,337.81 and 373,618.97 is: 560,427.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,226.12 : 1,200,337.81 = 373,618.97 : x
  2. Step 2: Convert to fraction form
    800,226.12/1,200,337.81 = 373,618.97/x
  3. Step 3: Cross multiply
    800,226.12x = 1,200,337.81 × 373,618.97
  4. Step 4: Simplify right side
    800,226.12x = 448,468,969,288.52
  5. Step 5: Solve for x
    x = 448,468,969,288.52/800,226.12
  6. Step 6: Final answer
    x = 560,427.81

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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.