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Finding the Fourth Proportional to 627.44, 941.08 and 262.16

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Solution

The fourth proportional to 627.44, 941.08 and 262.16 is: 393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    627.44 : 941.08 = 262.16 : x
  2. Step 2: Convert to fraction form
    627.44/941.08 = 262.16/x
  3. Step 3: Cross multiply
    627.44x = 941.08 × 262.16
  4. Step 4: Simplify right side
    627.44x = 246,713.53
  5. Step 5: Solve for x
    x = 246,713.53/627.44
  6. Step 6: Final answer
    x = 393.21

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Similar ratio
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1.5x scale

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.