Home / 325,788.89-449,515.35-196,748.37

Finding the Fourth Proportional to 325,788.89, 449,515.35 and 196,748.37

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Solution

The fourth proportional to 325,788.89, 449,515.35 and 196,748.37 is: 271,468.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,788.89 : 449,515.35 = 196,748.37 : x
  2. Step 2: Convert to fraction form
    325,788.89/449,515.35 = 196,748.37/x
  3. Step 3: Cross multiply
    325,788.89x = 449,515.35 × 196,748.37
  4. Step 4: Simplify right side
    325,788.89x = 88,441,412,402.48
  5. Step 5: Solve for x
    x = 88,441,412,402.48/325,788.89
  6. Step 6: Final answer
    x = 271,468.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.