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Finding the Fourth Proportional to 544.23, 816.38 and 236.37

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Solution

The fourth proportional to 544.23, 816.38 and 236.37 is: 354.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.23 : 816.38 = 236.37 : x
  2. Step 2: Convert to fraction form
    544.23/816.38 = 236.37/x
  3. Step 3: Cross multiply
    544.23x = 816.38 × 236.37
  4. Step 4: Simplify right side
    544.23x = 192,966.56
  5. Step 5: Solve for x
    x = 192,966.56/544.23
  6. Step 6: Final answer
    x = 354.57

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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.