Home / 804,969.82-1,207,496.09-205,936.18

Finding the Fourth Proportional to 804,969.82, 1,207,496.09 and 205,936.18

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Solution

The fourth proportional to 804,969.82, 1,207,496.09 and 205,936.18 is: 308,914.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,969.82 : 1,207,496.09 = 205,936.18 : x
  2. Step 2: Convert to fraction form
    804,969.82/1,207,496.09 = 205,936.18/x
  3. Step 3: Cross multiply
    804,969.82x = 1,207,496.09 × 205,936.18
  4. Step 4: Simplify right side
    804,969.82x = 248,667,125,072.38
  5. Step 5: Solve for x
    x = 248,667,125,072.38/804,969.82
  6. Step 6: Final answer
    x = 308,914.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.