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Finding the Fourth Proportional to 627.41, 941.31 and 302.73

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Solution

The fourth proportional to 627.41, 941.31 and 302.73 is: 454.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    627.41 : 941.31 = 302.73 : x
  2. Step 2: Convert to fraction form
    627.41/941.31 = 302.73/x
  3. Step 3: Cross multiply
    627.41x = 941.31 × 302.73
  4. Step 4: Simplify right side
    627.41x = 284,962.78
  5. Step 5: Solve for x
    x = 284,962.78/627.41
  6. Step 6: Final answer
    x = 454.19

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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.