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Finding the Fourth Proportional to 376.76, 563.88 and 363.80

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Solution

The fourth proportional to 376.76, 563.88 and 363.80 is: 544.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.76 : 563.88 = 363.80 : x
  2. Step 2: Convert to fraction form
    376.76/563.88 = 363.80/x
  3. Step 3: Cross multiply
    376.76x = 563.88 × 363.80
  4. Step 4: Simplify right side
    376.76x = 205,139.54
  5. Step 5: Solve for x
    x = 205,139.54/376.76
  6. Step 6: Final answer
    x = 544.48

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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.