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Finding the Fourth Proportional to 544.92, 817.38 and 533.58

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Solution

The fourth proportional to 544.92, 817.38 and 533.58 is: 800.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.92 : 817.38 = 533.58 : x
  2. Step 2: Convert to fraction form
    544.92/817.38 = 533.58/x
  3. Step 3: Cross multiply
    544.92x = 817.38 × 533.58
  4. Step 4: Simplify right side
    544.92x = 436,137.62
  5. Step 5: Solve for x
    x = 436,137.62/544.92
  6. Step 6: Final answer
    x = 800.37

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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.