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Finding the Fourth Proportional to 295.11, 407.25 and 162.33

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Solution

The fourth proportional to 295.11, 407.25 and 162.33 is: 224.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.11 : 407.25 = 162.33 : x
  2. Step 2: Convert to fraction form
    295.11/407.25 = 162.33/x
  3. Step 3: Cross multiply
    295.11x = 407.25 × 162.33
  4. Step 4: Simplify right side
    295.11x = 66,109.81
  5. Step 5: Solve for x
    x = 66,109.81/295.11
  6. Step 6: Final answer
    x = 224.02

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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.