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Finding the Fourth Proportional to 323,373.88, 446,440.92 and 214,625.69

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Solution

The fourth proportional to 323,373.88, 446,440.92 and 214,625.69 is: 296,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,373.88 : 446,440.92 = 214,625.69 : x
  2. Step 2: Convert to fraction form
    323,373.88/446,440.92 = 214,625.69/x
  3. Step 3: Cross multiply
    323,373.88x = 446,440.92 × 214,625.69
  4. Step 4: Simplify right side
    323,373.88x = 95,817,689,413.98
  5. Step 5: Solve for x
    x = 95,817,689,413.98/323,373.88
  6. Step 6: Final answer
    x = 296,306.22

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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.