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Finding the Fourth Proportional to 295.82, 443.04 and 262.84

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Solution

The fourth proportional to 295.82, 443.04 and 262.84 is: 393.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.82 : 443.04 = 262.84 : x
  2. Step 2: Convert to fraction form
    295.82/443.04 = 262.84/x
  3. Step 3: Cross multiply
    295.82x = 443.04 × 262.84
  4. Step 4: Simplify right side
    295.82x = 116,447.53
  5. Step 5: Solve for x
    x = 116,447.53/295.82
  6. Step 6: Final answer
    x = 393.64

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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.