Home / 321,983.22-483,056.36-227,398.17

Finding the Fourth Proportional to 321,983.22, 483,056.36 and 227,398.17

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Solution

The fourth proportional to 321,983.22, 483,056.36 and 227,398.17 is: 341,154.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,983.22 : 483,056.36 = 227,398.17 : x
  2. Step 2: Convert to fraction form
    321,983.22/483,056.36 = 227,398.17/x
  3. Step 3: Cross multiply
    321,983.22x = 483,056.36 × 227,398.17
  4. Step 4: Simplify right side
    321,983.22x = 109,846,131,133.87
  5. Step 5: Solve for x
    x = 109,846,131,133.87/321,983.22
  6. Step 6: Final answer
    x = 341,154.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.