Home / 325,310.26-488,067.47-195,628.31

Finding the Fourth Proportional to 325,310.26, 488,067.47 and 195,628.31

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Solution

The fourth proportional to 325,310.26, 488,067.47 and 195,628.31 is: 293,503.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,310.26 : 488,067.47 = 195,628.31 : x
  2. Step 2: Convert to fraction form
    325,310.26/488,067.47 = 195,628.31/x
  3. Step 3: Cross multiply
    325,310.26x = 488,067.47 × 195,628.31
  4. Step 4: Simplify right side
    325,310.26x = 95,479,815,662.63
  5. Step 5: Solve for x
    x = 95,479,815,662.63/325,310.26
  6. Step 6: Final answer
    x = 293,503.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.