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Finding the Fourth Proportional to 483.08, 723.98 and 226.12

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Solution

The fourth proportional to 483.08, 723.98 and 226.12 is: 338.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.08 : 723.98 = 226.12 : x
  2. Step 2: Convert to fraction form
    483.08/723.98 = 226.12/x
  3. Step 3: Cross multiply
    483.08x = 723.98 × 226.12
  4. Step 4: Simplify right side
    483.08x = 163,706.36
  5. Step 5: Solve for x
    x = 163,706.36/483.08
  6. Step 6: Final answer
    x = 338.88

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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.