Home / 914,351.91-1,371,850.83-408,868.17

Finding the Fourth Proportional to 914,351.91, 1,371,850.83 and 408,868.17

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Solution

The fourth proportional to 914,351.91, 1,371,850.83 and 408,868.17 is: 613,446.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,351.91 : 1,371,850.83 = 408,868.17 : x
  2. Step 2: Convert to fraction form
    914,351.91/1,371,850.83 = 408,868.17/x
  3. Step 3: Cross multiply
    914,351.91x = 1,371,850.83 × 408,868.17
  4. Step 4: Simplify right side
    914,351.91x = 560,906,138,375.08
  5. Step 5: Solve for x
    x = 560,906,138,375.08/914,351.91
  6. Step 6: Final answer
    x = 613,446.67

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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.