Home / 681,943.68-1,022,708.16-238,608

Finding the Fourth Proportional to 681,943.68, 1,022,708.16 and 238,608

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Solution

The fourth proportional to 681,943.68, 1,022,708.16 and 238,608 is: 357,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,943.68 : 1,022,708.16 = 238,608 : x
  2. Step 2: Convert to fraction form
    681,943.68/1,022,708.16 = 238,608/x
  3. Step 3: Cross multiply
    681,943.68x = 1,022,708.16 × 238,608
  4. Step 4: Simplify right side
    681,943.68x = 244,026,348,641.28
  5. Step 5: Solve for x
    x = 244,026,348,641.28/681,943.68
  6. Step 6: Final answer
    x = 357,839.45

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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.