Home / 902,865.91-1,245,947.01-494,960.34

Finding the Fourth Proportional to 902,865.91, 1,245,947.01 and 494,960.34

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Solution

The fourth proportional to 902,865.91, 1,245,947.01 and 494,960.34 is: 683,040.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,865.91 : 1,245,947.01 = 494,960.34 : x
  2. Step 2: Convert to fraction form
    902,865.91/1,245,947.01 = 494,960.34/x
  3. Step 3: Cross multiply
    902,865.91x = 1,245,947.01 × 494,960.34
  4. Step 4: Simplify right side
    902,865.91x = 616,694,349,163.18
  5. Step 5: Solve for x
    x = 616,694,349,163.18/902,865.91
  6. Step 6: Final answer
    x = 683,040.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.