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Finding the Fourth Proportional to 404,581.02, 606,991.95 and 179,910.51

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Solution

The fourth proportional to 404,581.02, 606,991.95 and 179,910.51 is: 269,919.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,581.02 : 606,991.95 = 179,910.51 : x
  2. Step 2: Convert to fraction form
    404,581.02/606,991.95 = 179,910.51/x
  3. Step 3: Cross multiply
    404,581.02x = 606,991.95 × 179,910.51
  4. Step 4: Simplify right side
    404,581.02x = 109,204,231,290.40
  5. Step 5: Solve for x
    x = 109,204,231,290.40/404,581.02
  6. Step 6: Final answer
    x = 269,919.31

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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.