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Finding the Fourth Proportional to 343.88, 474.25 and 244.10

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Solution

The fourth proportional to 343.88, 474.25 and 244.10 is: 336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    343.88 : 474.25 = 244.10 : x
  2. Step 2: Convert to fraction form
    343.88/474.25 = 244.10/x
  3. Step 3: Cross multiply
    343.88x = 474.25 × 244.10
  4. Step 4: Simplify right side
    343.88x = 115,760.83
  5. Step 5: Solve for x
    x = 115,760.83/343.88
  6. Step 6: Final answer
    x = 336.64

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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.