Home / 822,974.20-1,135,808.94-460,418.20

Finding the Fourth Proportional to 822,974.20, 1,135,808.94 and 460,418.20

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Solution

The fourth proportional to 822,974.20, 1,135,808.94 and 460,418.20 is: 635,435.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,974.20 : 1,135,808.94 = 460,418.20 : x
  2. Step 2: Convert to fraction form
    822,974.20/1,135,808.94 = 460,418.20/x
  3. Step 3: Cross multiply
    822,974.20x = 1,135,808.94 × 460,418.20
  4. Step 4: Simplify right side
    822,974.20x = 522,947,107,698.71
  5. Step 5: Solve for x
    x = 522,947,107,698.71/822,974.20
  6. Step 6: Final answer
    x = 635,435.60

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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.