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Finding the Fourth Proportional to 706.44, 1,059.81 and 244.11

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Solution

The fourth proportional to 706.44, 1,059.81 and 244.11 is: 366.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.44 : 1,059.81 = 244.11 : x
  2. Step 2: Convert to fraction form
    706.44/1,059.81 = 244.11/x
  3. Step 3: Cross multiply
    706.44x = 1,059.81 × 244.11
  4. Step 4: Simplify right side
    706.44x = 258,710.22
  5. Step 5: Solve for x
    x = 258,710.22/706.44
  6. Step 6: Final answer
    x = 366.22

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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.