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Finding the Fourth Proportional to 338,876.73, 508,167.44 and 114,195.29

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Solution

The fourth proportional to 338,876.73, 508,167.44 and 114,195.29 is: 171,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,876.73 : 508,167.44 = 114,195.29 : x
  2. Step 2: Convert to fraction form
    338,876.73/508,167.44 = 114,195.29/x
  3. Step 3: Cross multiply
    338,876.73x = 508,167.44 × 114,195.29
  4. Step 4: Simplify right side
    338,876.73x = 58,030,328,179.36
  5. Step 5: Solve for x
    x = 58,030,328,179.36/338,876.73
  6. Step 6: Final answer
    x = 171,243.18

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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.