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Finding the Fourth Proportional to 394,214.92, 544,059.18 and 241,355.90

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Solution

The fourth proportional to 394,214.92, 544,059.18 and 241,355.90 is: 333,097.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,214.92 : 544,059.18 = 241,355.90 : x
  2. Step 2: Convert to fraction form
    394,214.92/544,059.18 = 241,355.90/x
  3. Step 3: Cross multiply
    394,214.92x = 544,059.18 × 241,355.90
  4. Step 4: Simplify right side
    394,214.92x = 131,311,894,402.31
  5. Step 5: Solve for x
    x = 131,311,894,402.31/394,214.92
  6. Step 6: Final answer
    x = 333,097.22

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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.