Home / 902,873.54-1,245,938.48-494,961.43

Finding the Fourth Proportional to 902,873.54, 1,245,938.48 and 494,961.43

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Solution

The fourth proportional to 902,873.54, 1,245,938.48 and 494,961.43 is: 683,031.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,873.54 : 1,245,938.48 = 494,961.43 : x
  2. Step 2: Convert to fraction form
    902,873.54/1,245,938.48 = 494,961.43/x
  3. Step 3: Cross multiply
    902,873.54x = 1,245,938.48 × 494,961.43
  4. Step 4: Simplify right side
    902,873.54x = 616,691,488,019.28
  5. Step 5: Solve for x
    x = 616,691,488,019.28/902,873.54
  6. Step 6: Final answer
    x = 683,031.97

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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.