Home / 809,528.69-1,214,209.81-269,726.66

Finding the Fourth Proportional to 809,528.69, 1,214,209.81 and 269,726.66

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Solution

The fourth proportional to 809,528.69, 1,214,209.81 and 269,726.66 is: 404,562.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,528.69 : 1,214,209.81 = 269,726.66 : x
  2. Step 2: Convert to fraction form
    809,528.69/1,214,209.81 = 269,726.66/x
  3. Step 3: Cross multiply
    809,528.69x = 1,214,209.81 × 269,726.66
  4. Step 4: Simplify right side
    809,528.69x = 327,504,756,590.54
  5. Step 5: Solve for x
    x = 327,504,756,590.54/809,528.69
  6. Step 6: Final answer
    x = 404,562.26

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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.