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Finding the Fourth Proportional to 254.61, 351.17 and 246.14

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Solution

The fourth proportional to 254.61, 351.17 and 246.14 is: 339.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    254.61 : 351.17 = 246.14 : x
  2. Step 2: Convert to fraction form
    254.61/351.17 = 246.14/x
  3. Step 3: Cross multiply
    254.61x = 351.17 × 246.14
  4. Step 4: Simplify right side
    254.61x = 86,436.98
  5. Step 5: Solve for x
    x = 86,436.98/254.61
  6. Step 6: Final answer
    x = 339.49

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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.