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Finding the Fourth Proportional to 622.69, 934.44 and 237.94

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Solution

The fourth proportional to 622.69, 934.44 and 237.94 is: 357.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.69 : 934.44 = 237.94 : x
  2. Step 2: Convert to fraction form
    622.69/934.44 = 237.94/x
  3. Step 3: Cross multiply
    622.69x = 934.44 × 237.94
  4. Step 4: Simplify right side
    622.69x = 222,337.43
  5. Step 5: Solve for x
    x = 222,337.43/622.69
  6. Step 6: Final answer
    x = 357.06

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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.