Home / 763,126.56-1,144,711.68-202,161

Finding the Fourth Proportional to 763,126.56, 1,144,711.68 and 202,161

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Solution

The fourth proportional to 763,126.56, 1,144,711.68 and 202,161 is: 303,247.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,126.56 : 1,144,711.68 = 202,161 : x
  2. Step 2: Convert to fraction form
    763,126.56/1,144,711.68 = 202,161/x
  3. Step 3: Cross multiply
    763,126.56x = 1,144,711.68 × 202,161
  4. Step 4: Simplify right side
    763,126.56x = 231,416,057,940.48
  5. Step 5: Solve for x
    x = 231,416,057,940.48/763,126.56
  6. Step 6: Final answer
    x = 303,247.29

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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.