Home / 394,407.03-544,324.94-228,871.46

Finding the Fourth Proportional to 394,407.03, 544,324.94 and 228,871.46

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Solution

The fourth proportional to 394,407.03, 544,324.94 and 228,871.46 is: 315,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,407.03 : 544,324.94 = 228,871.46 : x
  2. Step 2: Convert to fraction form
    394,407.03/544,324.94 = 228,871.46/x
  3. Step 3: Cross multiply
    394,407.03x = 544,324.94 × 228,871.46
  4. Step 4: Simplify right side
    394,407.03x = 124,580,441,010.59
  5. Step 5: Solve for x
    x = 124,580,441,010.59/394,407.03
  6. Step 6: Final answer
    x = 315,867.70

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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.