Home / 326,133.30-449,956.32-197,023.44

Finding the Fourth Proportional to 326,133.30, 449,956.32 and 197,023.44

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Solution

The fourth proportional to 326,133.30, 449,956.32 and 197,023.44 is: 271,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,133.30 : 449,956.32 = 197,023.44 : x
  2. Step 2: Convert to fraction form
    326,133.30/449,956.32 = 197,023.44/x
  3. Step 3: Cross multiply
    326,133.30x = 449,956.32 × 197,023.44
  4. Step 4: Simplify right side
    326,133.30x = 88,651,942,016.14
  5. Step 5: Solve for x
    x = 88,651,942,016.14/326,133.30
  6. Step 6: Final answer
    x = 271,827.32

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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.