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Finding the Fourth Proportional to 376,758.56, 519,927.27 and 204,676.64

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Solution

The fourth proportional to 376,758.56, 519,927.27 and 204,676.64 is: 282,454.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,758.56 : 519,927.27 = 204,676.64 : x
  2. Step 2: Convert to fraction form
    376,758.56/519,927.27 = 204,676.64/x
  3. Step 3: Cross multiply
    376,758.56x = 519,927.27 × 204,676.64
  4. Step 4: Simplify right side
    376,758.56x = 106,416,966,667.97
  5. Step 5: Solve for x
    x = 106,416,966,667.97/376,758.56
  6. Step 6: Final answer
    x = 282,454.01

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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.