Home / 800,578.75-1,104,833.24-442,882.75

Finding the Fourth Proportional to 800,578.75, 1,104,833.24 and 442,882.75

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Solution

The fourth proportional to 800,578.75, 1,104,833.24 and 442,882.75 is: 611,197.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,578.75 : 1,104,833.24 = 442,882.75 : x
  2. Step 2: Convert to fraction form
    800,578.75/1,104,833.24 = 442,882.75/x
  3. Step 3: Cross multiply
    800,578.75x = 1,104,833.24 × 442,882.75
  4. Step 4: Simplify right side
    800,578.75x = 489,311,583,622.61
  5. Step 5: Solve for x
    x = 489,311,583,622.61/800,578.75
  6. Step 6: Final answer
    x = 611,197.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.