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Finding the Fourth Proportional to 404,111.30, 606,166.94 and 179,418.92

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Solution

The fourth proportional to 404,111.30, 606,166.94 and 179,418.92 is: 269,128.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,111.30 : 606,166.94 = 179,418.92 : x
  2. Step 2: Convert to fraction form
    404,111.30/606,166.94 = 179,418.92/x
  3. Step 3: Cross multiply
    404,111.30x = 606,166.94 × 179,418.92
  4. Step 4: Simplify right side
    404,111.30x = 108,757,815,132.22
  5. Step 5: Solve for x
    x = 108,757,815,132.22/404,111.30
  6. Step 6: Final answer
    x = 269,128.37

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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.