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Finding the Fourth Proportional to 531.43, 796.26 and 376.62

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Solution

The fourth proportional to 531.43, 796.26 and 376.62 is: 564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.43 : 796.26 = 376.62 : x
  2. Step 2: Convert to fraction form
    531.43/796.26 = 376.62/x
  3. Step 3: Cross multiply
    531.43x = 796.26 × 376.62
  4. Step 4: Simplify right side
    531.43x = 299,887.44
  5. Step 5: Solve for x
    x = 299,887.44/531.43
  6. Step 6: Final answer
    x = 564.30

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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.