Home / 904,993.56-1,356,229.28-680,091.37

Finding the Fourth Proportional to 904,993.56, 1,356,229.28 and 680,091.37

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Solution

The fourth proportional to 904,993.56, 1,356,229.28 and 680,091.37 is: 1,019,189.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,993.56 : 1,356,229.28 = 680,091.37 : x
  2. Step 2: Convert to fraction form
    904,993.56/1,356,229.28 = 680,091.37/x
  3. Step 3: Cross multiply
    904,993.56x = 1,356,229.28 × 680,091.37
  4. Step 4: Simplify right side
    904,993.56x = 922,359,827,378.97
  5. Step 5: Solve for x
    x = 922,359,827,378.97/904,993.56
  6. Step 6: Final answer
    x = 1,019,189.38

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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.