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Finding the Fourth Proportional to 337,165.89, 505,997.70 and 159,672.61

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Solution

The fourth proportional to 337,165.89, 505,997.70 and 159,672.61 is: 239,626.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,165.89 : 505,997.70 = 159,672.61 : x
  2. Step 2: Convert to fraction form
    337,165.89/505,997.70 = 159,672.61/x
  3. Step 3: Cross multiply
    337,165.89x = 505,997.70 × 159,672.61
  4. Step 4: Simplify right side
    337,165.89x = 80,793,973,413.00
  5. Step 5: Solve for x
    x = 80,793,973,413.00/337,165.89
  6. Step 6: Final answer
    x = 239,626.77

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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.