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Finding the Fourth Proportional to 612.26, 844.87 and 350.27

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Solution

The fourth proportional to 612.26, 844.87 and 350.27 is: 483.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    612.26 : 844.87 = 350.27 : x
  2. Step 2: Convert to fraction form
    612.26/844.87 = 350.27/x
  3. Step 3: Cross multiply
    612.26x = 844.87 × 350.27
  4. Step 4: Simplify right side
    612.26x = 295,932.61
  5. Step 5: Solve for x
    x = 295,932.61/612.26
  6. Step 6: Final answer
    x = 483.34

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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.