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Finding the Fourth Proportional to 323,270.73, 446,154.35 and 195,930.09

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Solution

The fourth proportional to 323,270.73, 446,154.35 and 195,930.09 is: 270,408.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,270.73 : 446,154.35 = 195,930.09 : x
  2. Step 2: Convert to fraction form
    323,270.73/446,154.35 = 195,930.09/x
  3. Step 3: Cross multiply
    323,270.73x = 446,154.35 × 195,930.09
  4. Step 4: Simplify right side
    323,270.73x = 87,415,060,969.74
  5. Step 5: Solve for x
    x = 87,415,060,969.74/323,270.73
  6. Step 6: Final answer
    x = 270,408.21

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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.