Home / 809,666.27-1,214,415.96-269,864.23

Finding the Fourth Proportional to 809,666.27, 1,214,415.96 and 269,864.23

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Solution

The fourth proportional to 809,666.27, 1,214,415.96 and 269,864.23 is: 404,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,666.27 : 1,214,415.96 = 269,864.23 : x
  2. Step 2: Convert to fraction form
    809,666.27/1,214,415.96 = 269,864.23/x
  3. Step 3: Cross multiply
    809,666.27x = 1,214,415.96 × 269,864.23
  4. Step 4: Simplify right side
    809,666.27x = 327,727,427,945.11
  5. Step 5: Solve for x
    x = 327,727,427,945.11/809,666.27
  6. Step 6: Final answer
    x = 404,768.53

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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.