Home / 326,063.46-449,972.17-196,983.98

Finding the Fourth Proportional to 326,063.46, 449,972.17 and 196,983.98

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Solution

The fourth proportional to 326,063.46, 449,972.17 and 196,983.98 is: 271,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,063.46 : 449,972.17 = 196,983.98 : x
  2. Step 2: Convert to fraction form
    326,063.46/449,972.17 = 196,983.98/x
  3. Step 3: Cross multiply
    326,063.46x = 449,972.17 × 196,983.98
  4. Step 4: Simplify right side
    326,063.46x = 88,637,308,935.84
  5. Step 5: Solve for x
    x = 88,637,308,935.84/326,063.46
  6. Step 6: Final answer
    x = 271,840.67

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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.