Home / 741,013.23-1,022,584.91-418,716.39

Finding the Fourth Proportional to 741,013.23, 1,022,584.91 and 418,716.39

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Solution

The fourth proportional to 741,013.23, 1,022,584.91 and 418,716.39 is: 577,821.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,013.23 : 1,022,584.91 = 418,716.39 : x
  2. Step 2: Convert to fraction form
    741,013.23/1,022,584.91 = 418,716.39/x
  3. Step 3: Cross multiply
    741,013.23x = 1,022,584.91 × 418,716.39
  4. Step 4: Simplify right side
    741,013.23x = 428,173,059,890.09
  5. Step 5: Solve for x
    x = 428,173,059,890.09/741,013.23
  6. Step 6: Final answer
    x = 577,821.07

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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.