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Finding the Fourth Proportional to 295.22, 407.41 and 164.23

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Solution

The fourth proportional to 295.22, 407.41 and 164.23 is: 226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.22 : 407.41 = 164.23 : x
  2. Step 2: Convert to fraction form
    295.22/407.41 = 164.23/x
  3. Step 3: Cross multiply
    295.22x = 407.41 × 164.23
  4. Step 4: Simplify right side
    295.22x = 66,907.52
  5. Step 5: Solve for x
    x = 66,907.52/295.22
  6. Step 6: Final answer
    x = 226.63

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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.