Home / 809,270.25-1,116,793.01-446,694.20

Finding the Fourth Proportional to 809,270.25, 1,116,793.01 and 446,694.20

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Solution

The fourth proportional to 809,270.25, 1,116,793.01 and 446,694.20 is: 616,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,270.25 : 1,116,793.01 = 446,694.20 : x
  2. Step 2: Convert to fraction form
    809,270.25/1,116,793.01 = 446,694.20/x
  3. Step 3: Cross multiply
    809,270.25x = 1,116,793.01 × 446,694.20
  4. Step 4: Simplify right side
    809,270.25x = 498,864,952,350.11
  5. Step 5: Solve for x
    x = 498,864,952,350.11/809,270.25
  6. Step 6: Final answer
    x = 616,438.02

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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.