Home / 327,914.39-491,797.75-214,026.36

Finding the Fourth Proportional to 327,914.39, 491,797.75 and 214,026.36

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Solution

The fourth proportional to 327,914.39, 491,797.75 and 214,026.36 is: 320,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,914.39 : 491,797.75 = 214,026.36 : x
  2. Step 2: Convert to fraction form
    327,914.39/491,797.75 = 214,026.36/x
  3. Step 3: Cross multiply
    327,914.39x = 491,797.75 × 214,026.36
  4. Step 4: Simplify right side
    327,914.39x = 105,257,681,753.62
  5. Step 5: Solve for x
    x = 105,257,681,753.62/327,914.39
  6. Step 6: Final answer
    x = 320,991.35

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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.