Home / 326,063.83-449,972.69-196,984.36

Finding the Fourth Proportional to 326,063.83, 449,972.69 and 196,984.36

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Solution

The fourth proportional to 326,063.83, 449,972.69 and 196,984.36 is: 271,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,063.83 : 449,972.69 = 196,984.36 : x
  2. Step 2: Convert to fraction form
    326,063.83/449,972.69 = 196,984.36/x
  3. Step 3: Cross multiply
    326,063.83x = 449,972.69 × 196,984.36
  4. Step 4: Simplify right side
    326,063.83x = 88,637,582,357.13
  5. Step 5: Solve for x
    x = 88,637,582,357.13/326,063.83
  6. Step 6: Final answer
    x = 271,841.20

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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.