Home / 800,359.80-1,104,591.78-460,894.20

Finding the Fourth Proportional to 800,359.80, 1,104,591.78 and 460,894.20

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Solution

The fourth proportional to 800,359.80, 1,104,591.78 and 460,894.20 is: 636,088.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,359.80 : 1,104,591.78 = 460,894.20 : x
  2. Step 2: Convert to fraction form
    800,359.80/1,104,591.78 = 460,894.20/x
  3. Step 3: Cross multiply
    800,359.80x = 1,104,591.78 × 460,894.20
  4. Step 4: Simplify right side
    800,359.80x = 509,099,944,769.68
  5. Step 5: Solve for x
    x = 509,099,944,769.68/800,359.80
  6. Step 6: Final answer
    x = 636,088.85

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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.