Home / 695,645.80-1,043,331.90-222,203.56

Finding the Fourth Proportional to 695,645.80, 1,043,331.90 and 222,203.56

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Solution

The fourth proportional to 695,645.80, 1,043,331.90 and 222,203.56 is: 333,261.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,645.80 : 1,043,331.90 = 222,203.56 : x
  2. Step 2: Convert to fraction form
    695,645.80/1,043,331.90 = 222,203.56/x
  3. Step 3: Cross multiply
    695,645.80x = 1,043,331.90 × 222,203.56
  4. Step 4: Simplify right side
    695,645.80x = 231,832,062,441.56
  5. Step 5: Solve for x
    x = 231,832,062,441.56/695,645.80
  6. Step 6: Final answer
    x = 333,261.64

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Double scale
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1.5x scale

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.