Home / 888,736.88-1,333,305.41-281,561.81

Finding the Fourth Proportional to 888,736.88, 1,333,305.41 and 281,561.81

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Solution

The fourth proportional to 888,736.88, 1,333,305.41 and 281,561.81 is: 422,406.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,736.88 : 1,333,305.41 = 281,561.81 : x
  2. Step 2: Convert to fraction form
    888,736.88/1,333,305.41 = 281,561.81/x
  3. Step 3: Cross multiply
    888,736.88x = 1,333,305.41 × 281,561.81
  4. Step 4: Simplify right side
    888,736.88x = 375,407,876,448.06
  5. Step 5: Solve for x
    x = 375,407,876,448.06/888,736.88
  6. Step 6: Final answer
    x = 422,406.10

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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.