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Finding the Fourth Proportional to 349,058.56, 481,648.32 and 196,067.52

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Solution

The fourth proportional to 349,058.56, 481,648.32 and 196,067.52 is: 270,543.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,058.56 : 481,648.32 = 196,067.52 : x
  2. Step 2: Convert to fraction form
    349,058.56/481,648.32 = 196,067.52/x
  3. Step 3: Cross multiply
    349,058.56x = 481,648.32 × 196,067.52
  4. Step 4: Simplify right side
    349,058.56x = 94,435,591,614.57
  5. Step 5: Solve for x
    x = 94,435,591,614.57/349,058.56
  6. Step 6: Final answer
    x = 270,543.69

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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.