Home / 217,747.44-326,334.42-203,541.66

Finding the Fourth Proportional to 217,747.44, 326,334.42 and 203,541.66

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Solution

The fourth proportional to 217,747.44, 326,334.42 and 203,541.66 is: 305,044.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,747.44 : 326,334.42 = 203,541.66 : x
  2. Step 2: Convert to fraction form
    217,747.44/326,334.42 = 203,541.66/x
  3. Step 3: Cross multiply
    217,747.44x = 326,334.42 × 203,541.66
  4. Step 4: Simplify right side
    217,747.44x = 66,422,649,561.94
  5. Step 5: Solve for x
    x = 66,422,649,561.94/217,747.44
  6. Step 6: Final answer
    x = 305,044.46

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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.