Home / 703,363.38-1,055,134.49-223,419.96

Finding the Fourth Proportional to 703,363.38, 1,055,134.49 and 223,419.96

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Solution

The fourth proportional to 703,363.38, 1,055,134.49 and 223,419.96 is: 335,158.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,363.38 : 1,055,134.49 = 223,419.96 : x
  2. Step 2: Convert to fraction form
    703,363.38/1,055,134.49 = 223,419.96/x
  3. Step 3: Cross multiply
    703,363.38x = 1,055,134.49 × 223,419.96
  4. Step 4: Simplify right side
    703,363.38x = 235,738,105,550.42
  5. Step 5: Solve for x
    x = 235,738,105,550.42/703,363.38
  6. Step 6: Final answer
    x = 335,158.34

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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.