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Finding the Fourth Proportional to 365,227.95, 547,858.34 and 140,508.44

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Solution

The fourth proportional to 365,227.95, 547,858.34 and 140,508.44 is: 210,768.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,227.95 : 547,858.34 = 140,508.44 : x
  2. Step 2: Convert to fraction form
    365,227.95/547,858.34 = 140,508.44/x
  3. Step 3: Cross multiply
    365,227.95x = 547,858.34 × 140,508.44
  4. Step 4: Simplify right side
    365,227.95x = 76,978,717,252.56
  5. Step 5: Solve for x
    x = 76,978,717,252.56/365,227.95
  6. Step 6: Final answer
    x = 210,768.97

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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.