Home / 713,540.30-1,069,998.98-269,997.26

Finding the Fourth Proportional to 713,540.30, 1,069,998.98 and 269,997.26

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Solution

The fourth proportional to 713,540.30, 1,069,998.98 and 269,997.26 is: 404,878.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,540.30 : 1,069,998.98 = 269,997.26 : x
  2. Step 2: Convert to fraction form
    713,540.30/1,069,998.98 = 269,997.26/x
  3. Step 3: Cross multiply
    713,540.30x = 1,069,998.98 × 269,997.26
  4. Step 4: Simplify right side
    713,540.30x = 288,896,792,802.80
  5. Step 5: Solve for x
    x = 288,896,792,802.80/713,540.30
  6. Step 6: Final answer
    x = 404,878.03

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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.