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Finding the Fourth Proportional to 376.67, 564.73 and 246.80

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Solution

The fourth proportional to 376.67, 564.73 and 246.80 is: 370.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.67 : 564.73 = 246.80 : x
  2. Step 2: Convert to fraction form
    376.67/564.73 = 246.80/x
  3. Step 3: Cross multiply
    376.67x = 564.73 × 246.80
  4. Step 4: Simplify right side
    376.67x = 139,375.36
  5. Step 5: Solve for x
    x = 139,375.36/376.67
  6. Step 6: Final answer
    x = 370.02

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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.