Home / 802,489.29-1,202,980.41-269,637.69

Finding the Fourth Proportional to 802,489.29, 1,202,980.41 and 269,637.69

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Solution

The fourth proportional to 802,489.29, 1,202,980.41 and 269,637.69 is: 404,203.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,489.29 : 1,202,980.41 = 269,637.69 : x
  2. Step 2: Convert to fraction form
    802,489.29/1,202,980.41 = 269,637.69/x
  3. Step 3: Cross multiply
    802,489.29x = 1,202,980.41 × 269,637.69
  4. Step 4: Simplify right side
    802,489.29x = 324,368,858,867.65
  5. Step 5: Solve for x
    x = 324,368,858,867.65/802,489.29
  6. Step 6: Final answer
    x = 404,203.35

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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.