Home / 731,138.91-1,096,606.89-225,716.52

Finding the Fourth Proportional to 731,138.91, 1,096,606.89 and 225,716.52

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Solution

The fourth proportional to 731,138.91, 1,096,606.89 and 225,716.52 is: 338,543.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,138.91 : 1,096,606.89 = 225,716.52 : x
  2. Step 2: Convert to fraction form
    731,138.91/1,096,606.89 = 225,716.52/x
  3. Step 3: Cross multiply
    731,138.91x = 1,096,606.89 × 225,716.52
  4. Step 4: Simplify right side
    731,138.91x = 247,522,295,131.10
  5. Step 5: Solve for x
    x = 247,522,295,131.10/731,138.91
  6. Step 6: Final answer
    x = 338,543.46

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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.