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Finding the Fourth Proportional to 607.44, 911.23 and 222.69

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Solution

The fourth proportional to 607.44, 911.23 and 222.69 is: 334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.44 : 911.23 = 222.69 : x
  2. Step 2: Convert to fraction form
    607.44/911.23 = 222.69/x
  3. Step 3: Cross multiply
    607.44x = 911.23 × 222.69
  4. Step 4: Simplify right side
    607.44x = 202,918.42
  5. Step 5: Solve for x
    x = 202,918.42/607.44
  6. Step 6: Final answer
    x = 334.06

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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.