Home / 338,116.68-466,495.20-194,857.11

Finding the Fourth Proportional to 338,116.68, 466,495.20 and 194,857.11

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Solution

The fourth proportional to 338,116.68, 466,495.20 and 194,857.11 is: 268,841.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,116.68 : 466,495.20 = 194,857.11 : x
  2. Step 2: Convert to fraction form
    338,116.68/466,495.20 = 194,857.11/x
  3. Step 3: Cross multiply
    338,116.68x = 466,495.20 × 194,857.11
  4. Step 4: Simplify right side
    338,116.68x = 90,899,906,500.87
  5. Step 5: Solve for x
    x = 90,899,906,500.87/338,116.68
  6. Step 6: Final answer
    x = 268,841.83

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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.