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Finding the Fourth Proportional to 394,531.48, 544,486.62 and 241,568.92

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Solution

The fourth proportional to 394,531.48, 544,486.62 and 241,568.92 is: 333,385.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,531.48 : 544,486.62 = 241,568.92 : x
  2. Step 2: Convert to fraction form
    394,531.48/544,486.62 = 241,568.92/x
  3. Step 3: Cross multiply
    394,531.48x = 544,486.62 × 241,568.92
  4. Step 4: Simplify right side
    394,531.48x = 131,531,044,747.85
  5. Step 5: Solve for x
    x = 131,531,044,747.85/394,531.48
  6. Step 6: Final answer
    x = 333,385.42

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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.