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Finding the Fourth Proportional to 612.33, 844.97 and 350.34

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Solution

The fourth proportional to 612.33, 844.97 and 350.34 is: 483.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    612.33 : 844.97 = 350.34 : x
  2. Step 2: Convert to fraction form
    612.33/844.97 = 350.34/x
  3. Step 3: Cross multiply
    612.33x = 844.97 × 350.34
  4. Step 4: Simplify right side
    612.33x = 296,025.04
  5. Step 5: Solve for x
    x = 296,025.04/612.33
  6. Step 6: Final answer
    x = 483.44

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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.