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Finding the Fourth Proportional to 264.67, 397.13 and 200.06

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Solution

The fourth proportional to 264.67, 397.13 and 200.06 is: 300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.67 : 397.13 = 200.06 : x
  2. Step 2: Convert to fraction form
    264.67/397.13 = 200.06/x
  3. Step 3: Cross multiply
    264.67x = 397.13 × 200.06
  4. Step 4: Simplify right side
    264.67x = 79,451.32
  5. Step 5: Solve for x
    x = 79,451.32/264.67
  6. Step 6: Final answer
    x = 300.19

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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.