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Finding the Fourth Proportional to 364.36, 546.62 and 269.32

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Solution

The fourth proportional to 364.36, 546.62 and 269.32 is: 404.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.36 : 546.62 = 269.32 : x
  2. Step 2: Convert to fraction form
    364.36/546.62 = 269.32/x
  3. Step 3: Cross multiply
    364.36x = 546.62 × 269.32
  4. Step 4: Simplify right side
    364.36x = 147,215.70
  5. Step 5: Solve for x
    x = 147,215.70/364.36
  6. Step 6: Final answer
    x = 404.04

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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.