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Finding the Fourth Proportional to 252,998.94, 379,374.48 and 84,461.43

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Solution

The fourth proportional to 252,998.94, 379,374.48 and 84,461.43 is: 126,650.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,998.94 : 379,374.48 = 84,461.43 : x
  2. Step 2: Convert to fraction form
    252,998.94/379,374.48 = 84,461.43/x
  3. Step 3: Cross multiply
    252,998.94x = 379,374.48 × 84,461.43
  4. Step 4: Simplify right side
    252,998.94x = 32,042,511,086.31
  5. Step 5: Solve for x
    x = 32,042,511,086.31/252,998.94
  6. Step 6: Final answer
    x = 126,650.77

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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.