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Finding the Fourth Proportional to 300.06, 414.27 and 229.99

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Solution

The fourth proportional to 300.06, 414.27 and 229.99 is: 317.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    300.06 : 414.27 = 229.99 : x
  2. Step 2: Convert to fraction form
    300.06/414.27 = 229.99/x
  3. Step 3: Cross multiply
    300.06x = 414.27 × 229.99
  4. Step 4: Simplify right side
    300.06x = 95,274.74
  5. Step 5: Solve for x
    x = 95,274.74/300.06
  6. Step 6: Final answer
    x = 317.52

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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.