Home / 703,445.31-1,055,266.38-230,036.36

Finding the Fourth Proportional to 703,445.31, 1,055,266.38 and 230,036.36

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Solution

The fourth proportional to 703,445.31, 1,055,266.38 and 230,036.36 is: 345,086.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,445.31 : 1,055,266.38 = 230,036.36 : x
  2. Step 2: Convert to fraction form
    703,445.31/1,055,266.38 = 230,036.36/x
  3. Step 3: Cross multiply
    703,445.31x = 1,055,266.38 × 230,036.36
  4. Step 4: Simplify right side
    703,445.31x = 242,749,631,609.25
  5. Step 5: Solve for x
    x = 242,749,631,609.25/703,445.31
  6. Step 6: Final answer
    x = 345,086.72

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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.