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Finding the Fourth Proportional to 404,264.20, 606,741.90 and 179,969.80

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Solution

The fourth proportional to 404,264.20, 606,741.90 and 179,969.80 is: 270,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,264.20 : 606,741.90 = 179,969.80 : x
  2. Step 2: Convert to fraction form
    404,264.20/606,741.90 = 179,969.80/x
  3. Step 3: Cross multiply
    404,264.20x = 606,741.90 × 179,969.80
  4. Step 4: Simplify right side
    404,264.20x = 109,195,218,394.62
  5. Step 5: Solve for x
    x = 109,195,218,394.62/404,264.20
  6. Step 6: Final answer
    x = 270,108.55

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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.