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Finding the Fourth Proportional to 339,199.52, 508,134.26 and 196,745.52

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Solution

The fourth proportional to 339,199.52, 508,134.26 and 196,745.52 is: 294,732.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,199.52 : 508,134.26 = 196,745.52 : x
  2. Step 2: Convert to fraction form
    339,199.52/508,134.26 = 196,745.52/x
  3. Step 3: Cross multiply
    339,199.52x = 508,134.26 × 196,745.52
  4. Step 4: Simplify right side
    339,199.52x = 99,973,141,610.88
  5. Step 5: Solve for x
    x = 99,973,141,610.88/339,199.52
  6. Step 6: Final answer
    x = 294,732.56

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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.