Home / 703,538.31-1,055,296.30-223,759.20

Finding the Fourth Proportional to 703,538.31, 1,055,296.30 and 223,759.20

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Solution

The fourth proportional to 703,538.31, 1,055,296.30 and 223,759.20 is: 335,635.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,538.31 : 1,055,296.30 = 223,759.20 : x
  2. Step 2: Convert to fraction form
    703,538.31/1,055,296.30 = 223,759.20/x
  3. Step 3: Cross multiply
    703,538.31x = 1,055,296.30 × 223,759.20
  4. Step 4: Simplify right side
    703,538.31x = 236,132,255,850.96
  5. Step 5: Solve for x
    x = 236,132,255,850.96/703,538.31
  6. Step 6: Final answer
    x = 335,635.25

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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.