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Finding the Fourth Proportional to 273,360.96, 377,034.39 and 200,740.95

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Solution

The fourth proportional to 273,360.96, 377,034.39 and 200,740.95 is: 276,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,360.96 : 377,034.39 = 200,740.95 : x
  2. Step 2: Convert to fraction form
    273,360.96/377,034.39 = 200,740.95/x
  3. Step 3: Cross multiply
    273,360.96x = 377,034.39 × 200,740.95
  4. Step 4: Simplify right side
    273,360.96x = 75,686,241,631.27
  5. Step 5: Solve for x
    x = 75,686,241,631.27/273,360.96
  6. Step 6: Final answer
    x = 276,872.90

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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.