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Finding the Fourth Proportional to 612.26, 844.92 and 363.50

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Solution

The fourth proportional to 612.26, 844.92 and 363.50 is: 501.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    612.26 : 844.92 = 363.50 : x
  2. Step 2: Convert to fraction form
    612.26/844.92 = 363.50/x
  3. Step 3: Cross multiply
    612.26x = 844.92 × 363.50
  4. Step 4: Simplify right side
    612.26x = 307,128.42
  5. Step 5: Solve for x
    x = 307,128.42/612.26
  6. Step 6: Final answer
    x = 501.63

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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.