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Finding the Fourth Proportional to 563.94, 846.18 and 495.36

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Solution

The fourth proportional to 563.94, 846.18 and 495.36 is: 743.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    563.94 : 846.18 = 495.36 : x
  2. Step 2: Convert to fraction form
    563.94/846.18 = 495.36/x
  3. Step 3: Cross multiply
    563.94x = 846.18 × 495.36
  4. Step 4: Simplify right side
    563.94x = 419,163.72
  5. Step 5: Solve for x
    x = 419,163.72/563.94
  6. Step 6: Final answer
    x = 743.28

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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.