Home / 394,832.68-544,869.18-222,787.11

Finding the Fourth Proportional to 394,832.68, 544,869.18 and 222,787.11

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Solution

The fourth proportional to 394,832.68, 544,869.18 and 222,787.11 is: 307,446.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,832.68 : 544,869.18 = 222,787.11 : x
  2. Step 2: Convert to fraction form
    394,832.68/544,869.18 = 222,787.11/x
  3. Step 3: Cross multiply
    394,832.68x = 544,869.18 × 222,787.11
  4. Step 4: Simplify right side
    394,832.68x = 121,389,828,918.64
  5. Step 5: Solve for x
    x = 121,389,828,918.64/394,832.68
  6. Step 6: Final answer
    x = 307,446.26

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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.