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Finding the Fourth Proportional to 273.04, 377.33 and 263.79

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Solution

The fourth proportional to 273.04, 377.33 and 263.79 is: 364.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.04 : 377.33 = 263.79 : x
  2. Step 2: Convert to fraction form
    273.04/377.33 = 263.79/x
  3. Step 3: Cross multiply
    273.04x = 377.33 × 263.79
  4. Step 4: Simplify right side
    273.04x = 99,534.56
  5. Step 5: Solve for x
    x = 99,534.56/273.04
  6. Step 6: Final answer
    x = 364.55

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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.