Home / 339,179.28-468,152.52-196,022.80

Finding the Fourth Proportional to 339,179.28, 468,152.52 and 196,022.80

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Solution

The fourth proportional to 339,179.28, 468,152.52 and 196,022.80 is: 270,560.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,179.28 : 468,152.52 = 196,022.80 : x
  2. Step 2: Convert to fraction form
    339,179.28/468,152.52 = 196,022.80/x
  3. Step 3: Cross multiply
    339,179.28x = 468,152.52 × 196,022.80
  4. Step 4: Simplify right side
    339,179.28x = 91,768,567,797.46
  5. Step 5: Solve for x
    x = 91,768,567,797.46/339,179.28
  6. Step 6: Final answer
    x = 270,560.65

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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.