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Finding the Fourth Proportional to 364.50, 547.06 and 200.11

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Solution

The fourth proportional to 364.50, 547.06 and 200.11 is: 300.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.50 : 547.06 = 200.11 : x
  2. Step 2: Convert to fraction form
    364.50/547.06 = 200.11/x
  3. Step 3: Cross multiply
    364.50x = 547.06 × 200.11
  4. Step 4: Simplify right side
    364.50x = 109,474.54
  5. Step 5: Solve for x
    x = 109,474.54/364.50
  6. Step 6: Final answer
    x = 300.34

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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.