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Finding the Fourth Proportional to 404,058.26, 606,090.42 and 179,358.28

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Solution

The fourth proportional to 404,058.26, 606,090.42 and 179,358.28 is: 269,038.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,058.26 : 606,090.42 = 179,358.28 : x
  2. Step 2: Convert to fraction form
    404,058.26/606,090.42 = 179,358.28/x
  3. Step 3: Cross multiply
    404,058.26x = 606,090.42 × 179,358.28
  4. Step 4: Simplify right side
    404,058.26x = 108,707,335,255.68
  5. Step 5: Solve for x
    x = 108,707,335,255.68/404,058.26
  6. Step 6: Final answer
    x = 269,038.76

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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.