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Finding the Fourth Proportional to 337.15, 465.15 and 254.32

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Solution

The fourth proportional to 337.15, 465.15 and 254.32 is: 350.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.15 : 465.15 = 254.32 : x
  2. Step 2: Convert to fraction form
    337.15/465.15 = 254.32/x
  3. Step 3: Cross multiply
    337.15x = 465.15 × 254.32
  4. Step 4: Simplify right side
    337.15x = 118,296.95
  5. Step 5: Solve for x
    x = 118,296.95/337.15
  6. Step 6: Final answer
    x = 350.87

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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.