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Finding the Fourth Proportional to 324,890.46, 448,363.08 and 181,650.60

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Solution

The fourth proportional to 324,890.46, 448,363.08 and 181,650.60 is: 250,685.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,890.46 : 448,363.08 = 181,650.60 : x
  2. Step 2: Convert to fraction form
    324,890.46/448,363.08 = 181,650.60/x
  3. Step 3: Cross multiply
    324,890.46x = 448,363.08 × 181,650.60
  4. Step 4: Simplify right side
    324,890.46x = 81,445,422,499.85
  5. Step 5: Solve for x
    x = 81,445,422,499.85/324,890.46
  6. Step 6: Final answer
    x = 250,685.79

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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.