Home / 326,062.46-449,970.79-196,982.98

Finding the Fourth Proportional to 326,062.46, 449,970.79 and 196,982.98

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Solution

The fourth proportional to 326,062.46, 449,970.79 and 196,982.98 is: 271,839.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,062.46 : 449,970.79 = 196,982.98 : x
  2. Step 2: Convert to fraction form
    326,062.46/449,970.79 = 196,982.98/x
  3. Step 3: Cross multiply
    326,062.46x = 449,970.79 × 196,982.98
  4. Step 4: Simplify right side
    326,062.46x = 88,636,587,267.17
  5. Step 5: Solve for x
    x = 88,636,587,267.17/326,062.46
  6. Step 6: Final answer
    x = 271,839.29

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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.