Home / 339,408.26-468,278.04-196,116.02

Finding the Fourth Proportional to 339,408.26, 468,278.04 and 196,116.02

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Solution

The fourth proportional to 339,408.26, 468,278.04 and 196,116.02 is: 270,579.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,408.26 : 468,278.04 = 196,116.02 : x
  2. Step 2: Convert to fraction form
    339,408.26/468,278.04 = 196,116.02/x
  3. Step 3: Cross multiply
    339,408.26x = 468,278.04 × 196,116.02
  4. Step 4: Simplify right side
    339,408.26x = 91,836,825,458.20
  5. Step 5: Solve for x
    x = 91,836,825,458.20/339,408.26
  6. Step 6: Final answer
    x = 270,579.23

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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.