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Finding the Fourth Proportional to 376,697.37, 519,847.97 and 204,618.69

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Solution

The fourth proportional to 376,697.37, 519,847.97 and 204,618.69 is: 282,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,697.37 : 519,847.97 = 204,618.69 : x
  2. Step 2: Convert to fraction form
    376,697.37/519,847.97 = 204,618.69/x
  3. Step 3: Cross multiply
    376,697.37x = 519,847.97 × 204,618.69
  4. Step 4: Simplify right side
    376,697.37x = 106,370,609,597.47
  5. Step 5: Solve for x
    x = 106,370,609,597.47/376,697.37
  6. Step 6: Final answer
    x = 282,376.83

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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.