Home / 362,133.36-499,736.48-200,979.04

Finding the Fourth Proportional to 362,133.36, 499,736.48 and 200,979.04

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Solution

The fourth proportional to 362,133.36, 499,736.48 and 200,979.04 is: 277,346.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,133.36 : 499,736.48 = 200,979.04 : x
  2. Step 2: Convert to fraction form
    362,133.36/499,736.48 = 200,979.04/x
  3. Step 3: Cross multiply
    362,133.36x = 499,736.48 × 200,979.04
  4. Step 4: Simplify right side
    362,133.36x = 100,436,558,003.38
  5. Step 5: Solve for x
    x = 100,436,558,003.38/362,133.36
  6. Step 6: Final answer
    x = 277,346.88

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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.