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Finding the Fourth Proportional to 1,179,906.03, 1,769,853.97 and 326,975.22

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Solution

The fourth proportional to 1,179,906.03, 1,769,853.97 and 326,975.22 is: 490,461.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,906.03 : 1,769,853.97 = 326,975.22 : x
  2. Step 2: Convert to fraction form
    1,179,906.03/1,769,853.97 = 326,975.22/x
  3. Step 3: Cross multiply
    1,179,906.03x = 1,769,853.97 × 326,975.22
  4. Step 4: Simplify right side
    1,179,906.03x = 578,698,391,208.62
  5. Step 5: Solve for x
    x = 578,698,391,208.62/1,179,906.03
  6. Step 6: Final answer
    x = 490,461.42

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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.