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Finding the Fourth Proportional to 376.03, 518.56 and 334.32

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Solution

The fourth proportional to 376.03, 518.56 and 334.32 is: 461.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.03 : 518.56 = 334.32 : x
  2. Step 2: Convert to fraction form
    376.03/518.56 = 334.32/x
  3. Step 3: Cross multiply
    376.03x = 518.56 × 334.32
  4. Step 4: Simplify right side
    376.03x = 173,364.98
  5. Step 5: Solve for x
    x = 173,364.98/376.03
  6. Step 6: Final answer
    x = 461.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.