Home / 741,982.26-1,023,935.56-419,685.42

Finding the Fourth Proportional to 741,982.26, 1,023,935.56 and 419,685.42

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Solution

The fourth proportional to 741,982.26, 1,023,935.56 and 419,685.42 is: 579,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,982.26 : 1,023,935.56 = 419,685.42 : x
  2. Step 2: Convert to fraction form
    741,982.26/1,023,935.56 = 419,685.42/x
  3. Step 3: Cross multiply
    741,982.26x = 1,023,935.56 × 419,685.42
  4. Step 4: Simplify right side
    741,982.26x = 429,730,825,551.54
  5. Step 5: Solve for x
    x = 429,730,825,551.54/741,982.26
  6. Step 6: Final answer
    x = 579,165.90

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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.