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Finding the Fourth Proportional to 544.02, 816.04 and 436.50

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Solution

The fourth proportional to 544.02, 816.04 and 436.50 is: 654.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.02 : 816.04 = 436.50 : x
  2. Step 2: Convert to fraction form
    544.02/816.04 = 436.50/x
  3. Step 3: Cross multiply
    544.02x = 816.04 × 436.50
  4. Step 4: Simplify right side
    544.02x = 356,201.46
  5. Step 5: Solve for x
    x = 356,201.46/544.02
  6. Step 6: Final answer
    x = 654.76

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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.