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Finding the Fourth Proportional to 338,327.76, 466,942.02 and 195,059.76

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Solution

The fourth proportional to 338,327.76, 466,942.02 and 195,059.76 is: 269,211.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,327.76 : 466,942.02 = 195,059.76 : x
  2. Step 2: Convert to fraction form
    338,327.76/466,942.02 = 195,059.76/x
  3. Step 3: Cross multiply
    338,327.76x = 466,942.02 × 195,059.76
  4. Step 4: Simplify right side
    338,327.76x = 91,081,598,355.12
  5. Step 5: Solve for x
    x = 91,081,598,355.12/338,327.76
  6. Step 6: Final answer
    x = 269,211.13

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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.