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Finding the Fourth Proportional to 339,107.43, 467,951.33 and 195,858.93

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Solution

The fourth proportional to 339,107.43, 467,951.33 and 195,858.93 is: 270,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,107.43 : 467,951.33 = 195,858.93 : x
  2. Step 2: Convert to fraction form
    339,107.43/467,951.33 = 195,858.93/x
  3. Step 3: Cross multiply
    339,107.43x = 467,951.33 × 195,858.93
  4. Step 4: Simplify right side
    339,107.43x = 91,652,447,275.52
  5. Step 5: Solve for x
    x = 91,652,447,275.52/339,107.43
  6. Step 6: Final answer
    x = 270,275.55

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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.