Home / 731,141.07-1,096,734.09-198,673.41

Finding the Fourth Proportional to 731,141.07, 1,096,734.09 and 198,673.41

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Solution

The fourth proportional to 731,141.07, 1,096,734.09 and 198,673.41 is: 298,016.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,141.07 : 1,096,734.09 = 198,673.41 : x
  2. Step 2: Convert to fraction form
    731,141.07/1,096,734.09 = 198,673.41/x
  3. Step 3: Cross multiply
    731,141.07x = 1,096,734.09 × 198,673.41
  4. Step 4: Simplify right side
    731,141.07x = 217,891,901,523.55
  5. Step 5: Solve for x
    x = 217,891,901,523.55/731,141.07
  6. Step 6: Final answer
    x = 298,016.22

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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.