Home / 394,519.92-544,426.54-222,436.35

Finding the Fourth Proportional to 394,519.92, 544,426.54 and 222,436.35

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Solution

The fourth proportional to 394,519.92, 544,426.54 and 222,436.35 is: 306,956.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,519.92 : 544,426.54 = 222,436.35 : x
  2. Step 2: Convert to fraction form
    394,519.92/544,426.54 = 222,436.35/x
  3. Step 3: Cross multiply
    394,519.92x = 544,426.54 × 222,436.35
  4. Step 4: Simplify right side
    394,519.92x = 121,100,254,001.44
  5. Step 5: Solve for x
    x = 121,100,254,001.44/394,519.92
  6. Step 6: Final answer
    x = 306,956.00

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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.