Home / 327,635.84-451,964.04-225,483.95

Finding the Fourth Proportional to 327,635.84, 451,964.04 and 225,483.95

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Solution

The fourth proportional to 327,635.84, 451,964.04 and 225,483.95 is: 311,048.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,635.84 : 451,964.04 = 225,483.95 : x
  2. Step 2: Convert to fraction form
    327,635.84/451,964.04 = 225,483.95/x
  3. Step 3: Cross multiply
    327,635.84x = 451,964.04 × 225,483.95
  4. Step 4: Simplify right side
    327,635.84x = 101,910,636,997.16
  5. Step 5: Solve for x
    x = 101,910,636,997.16/327,635.84
  6. Step 6: Final answer
    x = 311,048.50

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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.