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Finding the Fourth Proportional to 404,130.48, 606,198.72 and 179,430.48

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Solution

The fourth proportional to 404,130.48, 606,198.72 and 179,430.48 is: 269,147.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,130.48 : 606,198.72 = 179,430.48 : x
  2. Step 2: Convert to fraction form
    404,130.48/606,198.72 = 179,430.48/x
  3. Step 3: Cross multiply
    404,130.48x = 606,198.72 × 179,430.48
  4. Step 4: Simplify right side
    404,130.48x = 108,770,527,304.99
  5. Step 5: Solve for x
    x = 108,770,527,304.99/404,130.48
  6. Step 6: Final answer
    x = 269,147.05

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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.