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Finding the Fourth Proportional to 376,568.63, 519,662.83 and 204,485.06

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Solution

The fourth proportional to 376,568.63, 519,662.83 and 204,485.06 is: 282,188.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,568.63 : 519,662.83 = 204,485.06 : x
  2. Step 2: Convert to fraction form
    376,568.63/519,662.83 = 204,485.06/x
  3. Step 3: Cross multiply
    376,568.63x = 519,662.83 × 204,485.06
  4. Step 4: Simplify right side
    376,568.63x = 106,263,284,972.32
  5. Step 5: Solve for x
    x = 106,263,284,972.32/376,568.63
  6. Step 6: Final answer
    x = 282,188.36

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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.