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Finding the Fourth Proportional to 295.01, 406.19 and 250.66

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Solution

The fourth proportional to 295.01, 406.19 and 250.66 is: 345.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.01 : 406.19 = 250.66 : x
  2. Step 2: Convert to fraction form
    295.01/406.19 = 250.66/x
  3. Step 3: Cross multiply
    295.01x = 406.19 × 250.66
  4. Step 4: Simplify right side
    295.01x = 101,812.30
  5. Step 5: Solve for x
    x = 101,812.30/295.01
  6. Step 6: Final answer
    x = 345.11

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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.