Home / 805,767.82-1,208,789.43-332,194.30

Finding the Fourth Proportional to 805,767.82, 1,208,789.43 and 332,194.30

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Solution

The fourth proportional to 805,767.82, 1,208,789.43 and 332,194.30 is: 498,348.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,767.82 : 1,208,789.43 = 332,194.30 : x
  2. Step 2: Convert to fraction form
    805,767.82/1,208,789.43 = 332,194.30/x
  3. Step 3: Cross multiply
    805,767.82x = 1,208,789.43 × 332,194.30
  4. Step 4: Simplify right side
    805,767.82x = 401,552,958,546.25
  5. Step 5: Solve for x
    x = 401,552,958,546.25/805,767.82
  6. Step 6: Final answer
    x = 498,348.22

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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.