Home / 695,786.56-1,043,864.40-222,480.64

Finding the Fourth Proportional to 695,786.56, 1,043,864.40 and 222,480.64

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Solution

The fourth proportional to 695,786.56, 1,043,864.40 and 222,480.64 is: 333,779.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,786.56 : 1,043,864.40 = 222,480.64 : x
  2. Step 2: Convert to fraction form
    695,786.56/1,043,864.40 = 222,480.64/x
  3. Step 3: Cross multiply
    695,786.56x = 1,043,864.40 × 222,480.64
  4. Step 4: Simplify right side
    695,786.56x = 232,239,619,785.22
  5. Step 5: Solve for x
    x = 232,239,619,785.22/695,786.56
  6. Step 6: Final answer
    x = 333,779.97

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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.