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Finding the Fourth Proportional to 295.27, 407.49 and 164.26

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Solution

The fourth proportional to 295.27, 407.49 and 164.26 is: 226.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.27 : 407.49 = 164.26 : x
  2. Step 2: Convert to fraction form
    295.27/407.49 = 164.26/x
  3. Step 3: Cross multiply
    295.27x = 407.49 × 164.26
  4. Step 4: Simplify right side
    295.27x = 66,934.20
  5. Step 5: Solve for x
    x = 66,934.20/295.27
  6. Step 6: Final answer
    x = 226.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.