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Finding the Fourth Proportional to 404,217.80, 606,326.70 and 167,481.80

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Solution

The fourth proportional to 404,217.80, 606,326.70 and 167,481.80 is: 251,222.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,217.80 : 606,326.70 = 167,481.80 : x
  2. Step 2: Convert to fraction form
    404,217.80/606,326.70 = 167,481.80/x
  3. Step 3: Cross multiply
    404,217.80x = 606,326.70 × 167,481.80
  4. Step 4: Simplify right side
    404,217.80x = 101,548,687,104.06
  5. Step 5: Solve for x
    x = 101,548,687,104.06/404,217.80
  6. Step 6: Final answer
    x = 251,222.70

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1.5x scale

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.