Home / 394,769.37-544,781.96-213,481.29

Finding the Fourth Proportional to 394,769.37, 544,781.96 and 213,481.29

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Solution

The fourth proportional to 394,769.37, 544,781.96 and 213,481.29 is: 294,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,769.37 : 544,781.96 = 213,481.29 : x
  2. Step 2: Convert to fraction form
    394,769.37/544,781.96 = 213,481.29/x
  3. Step 3: Cross multiply
    394,769.37x = 544,781.96 × 213,481.29
  4. Step 4: Simplify right side
    394,769.37x = 116,300,755,502.04
  5. Step 5: Solve for x
    x = 116,300,755,502.04/394,769.37
  6. Step 6: Final answer
    x = 294,604.31

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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.