Home / 902,867.22-1,245,948.81-494,961.66

Finding the Fourth Proportional to 902,867.22, 1,245,948.81 and 494,961.66

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Solution

The fourth proportional to 902,867.22, 1,245,948.81 and 494,961.66 is: 683,042.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,867.22 : 1,245,948.81 = 494,961.66 : x
  2. Step 2: Convert to fraction form
    902,867.22/1,245,948.81 = 494,961.66/x
  3. Step 3: Cross multiply
    902,867.22x = 1,245,948.81 × 494,961.66
  4. Step 4: Simplify right side
    902,867.22x = 616,696,891,272.63
  5. Step 5: Solve for x
    x = 616,696,891,272.63/902,867.22
  6. Step 6: Final answer
    x = 683,042.73

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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.