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Finding the Fourth Proportional to 536.62, 804.95 and 262.94

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Solution

The fourth proportional to 536.62, 804.95 and 262.94 is: 394.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.62 : 804.95 = 262.94 : x
  2. Step 2: Convert to fraction form
    536.62/804.95 = 262.94/x
  3. Step 3: Cross multiply
    536.62x = 804.95 × 262.94
  4. Step 4: Simplify right side
    536.62x = 211,653.55
  5. Step 5: Solve for x
    x = 211,653.55/536.62
  6. Step 6: Final answer
    x = 394.42

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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.