Home / 800,453.92-1,200,084.72-484,834.72

Finding the Fourth Proportional to 800,453.92, 1,200,084.72 and 484,834.72

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Solution

The fourth proportional to 800,453.92, 1,200,084.72 and 484,834.72 is: 726,890.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,453.92 : 1,200,084.72 = 484,834.72 : x
  2. Step 2: Convert to fraction form
    800,453.92/1,200,084.72 = 484,834.72/x
  3. Step 3: Cross multiply
    800,453.92x = 1,200,084.72 × 484,834.72
  4. Step 4: Simplify right side
    800,453.92x = 581,842,739,197.48
  5. Step 5: Solve for x
    x = 581,842,739,197.48/800,453.92
  6. Step 6: Final answer
    x = 726,890.99

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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.