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Finding the Fourth Proportional to 273.98, 377.26 and 273.17

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Solution

The fourth proportional to 273.98, 377.26 and 273.17 is: 376.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.98 : 377.26 = 273.17 : x
  2. Step 2: Convert to fraction form
    273.98/377.26 = 273.17/x
  3. Step 3: Cross multiply
    273.98x = 377.26 × 273.17
  4. Step 4: Simplify right side
    273.98x = 103,056.37
  5. Step 5: Solve for x
    x = 103,056.37/273.98
  6. Step 6: Final answer
    x = 376.14

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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.