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Finding the Fourth Proportional to 277.54, 382.86 and 246.49

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Solution

The fourth proportional to 277.54, 382.86 and 246.49 is: 340.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    277.54 : 382.86 = 246.49 : x
  2. Step 2: Convert to fraction form
    277.54/382.86 = 246.49/x
  3. Step 3: Cross multiply
    277.54x = 382.86 × 246.49
  4. Step 4: Simplify right side
    277.54x = 94,370.20
  5. Step 5: Solve for x
    x = 94,370.20/277.54
  6. Step 6: Final answer
    x = 340.03

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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.