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Finding the Fourth Proportional to 338,730.30, 467,414.15 and 195,536.48

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Solution

The fourth proportional to 338,730.30, 467,414.15 and 195,536.48 is: 269,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,730.30 : 467,414.15 = 195,536.48 : x
  2. Step 2: Convert to fraction form
    338,730.30/467,414.15 = 195,536.48/x
  3. Step 3: Cross multiply
    338,730.30x = 467,414.15 × 195,536.48
  4. Step 4: Simplify right side
    338,730.30x = 91,396,514,278.44
  5. Step 5: Solve for x
    x = 91,396,514,278.44/338,730.30
  6. Step 6: Final answer
    x = 269,820.90

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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.