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Finding the Fourth Proportional to 338,579.73, 467,245.26 and 185,632.56

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Solution

The fourth proportional to 338,579.73, 467,245.26 and 185,632.56 is: 256,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,579.73 : 467,245.26 = 185,632.56 : x
  2. Step 2: Convert to fraction form
    338,579.73/467,245.26 = 185,632.56/x
  3. Step 3: Cross multiply
    338,579.73x = 467,245.26 × 185,632.56
  4. Step 4: Simplify right side
    338,579.73x = 86,735,933,761.67
  5. Step 5: Solve for x
    x = 86,735,933,761.67/338,579.73
  6. Step 6: Final answer
    x = 256,175.80

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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.