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Finding the Fourth Proportional to 273.51, 376.52 and 245.88

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Solution

The fourth proportional to 273.51, 376.52 and 245.88 is: 338.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.51 : 376.52 = 245.88 : x
  2. Step 2: Convert to fraction form
    273.51/376.52 = 245.88/x
  3. Step 3: Cross multiply
    273.51x = 376.52 × 245.88
  4. Step 4: Simplify right side
    273.51x = 92,577.51
  5. Step 5: Solve for x
    x = 92,577.51/273.51
  6. Step 6: Final answer
    x = 338.48

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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.