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Finding the Fourth Proportional to 627.27, 941.33 and 262.07

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Solution

The fourth proportional to 627.27, 941.33 and 262.07 is: 393.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    627.27 : 941.33 = 262.07 : x
  2. Step 2: Convert to fraction form
    627.27/941.33 = 262.07/x
  3. Step 3: Cross multiply
    627.27x = 941.33 × 262.07
  4. Step 4: Simplify right side
    627.27x = 246,688.34
  5. Step 5: Solve for x
    x = 246,688.34/627.27
  6. Step 6: Final answer
    x = 393.27

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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.