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Finding the Fourth Proportional to 273,759.20, 377,833.32 and 266,563.96

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Solution

The fourth proportional to 273,759.20, 377,833.32 and 266,563.96 is: 367,902.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,759.20 : 377,833.32 = 266,563.96 : x
  2. Step 2: Convert to fraction form
    273,759.20/377,833.32 = 266,563.96/x
  3. Step 3: Cross multiply
    273,759.20x = 377,833.32 × 266,563.96
  4. Step 4: Simplify right side
    273,759.20x = 100,716,745,999.15
  5. Step 5: Solve for x
    x = 100,716,745,999.15/273,759.20
  6. Step 6: Final answer
    x = 367,902.69

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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.