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Finding the Fourth Proportional to 394,601.54, 591,989.99 and 184,124.66

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Solution

The fourth proportional to 394,601.54, 591,989.99 and 184,124.66 is: 276,227.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,601.54 : 591,989.99 = 184,124.66 : x
  2. Step 2: Convert to fraction form
    394,601.54/591,989.99 = 184,124.66/x
  3. Step 3: Cross multiply
    394,601.54x = 591,989.99 × 184,124.66
  4. Step 4: Simplify right side
    394,601.54x = 108,999,951,751.58
  5. Step 5: Solve for x
    x = 108,999,951,751.58/394,601.54
  6. Step 6: Final answer
    x = 276,227.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.