Home / 741,034.20-1,022,613.84-418,737.36

Finding the Fourth Proportional to 741,034.20, 1,022,613.84 and 418,737.36

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Solution

The fourth proportional to 741,034.20, 1,022,613.84 and 418,737.36 is: 577,850.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,034.20 : 1,022,613.84 = 418,737.36 : x
  2. Step 2: Convert to fraction form
    741,034.20/1,022,613.84 = 418,737.36/x
  3. Step 3: Cross multiply
    741,034.20x = 1,022,613.84 × 418,737.36
  4. Step 4: Simplify right side
    741,034.20x = 428,206,619,661.06
  5. Step 5: Solve for x
    x = 428,206,619,661.06/741,034.20
  6. Step 6: Final answer
    x = 577,850.01

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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.