Home / 394,883.58-544,939.38-222,837.96

Finding the Fourth Proportional to 394,883.58, 544,939.38 and 222,837.96

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Solution

The fourth proportional to 394,883.58, 544,939.38 and 222,837.96 is: 307,516.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,883.58 : 544,939.38 = 222,837.96 : x
  2. Step 2: Convert to fraction form
    394,883.58/544,939.38 = 222,837.96/x
  3. Step 3: Cross multiply
    394,883.58x = 544,939.38 × 222,837.96
  4. Step 4: Simplify right side
    394,883.58x = 121,433,179,762.87
  5. Step 5: Solve for x
    x = 121,433,179,762.87/394,883.58
  6. Step 6: Final answer
    x = 307,516.41

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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.