Home / 902,195.06-1,245,029.15-494,312.38

Finding the Fourth Proportional to 902,195.06, 1,245,029.15 and 494,312.38

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Solution

The fourth proportional to 902,195.06, 1,245,029.15 and 494,312.38 is: 682,151.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,195.06 : 1,245,029.15 = 494,312.38 : x
  2. Step 2: Convert to fraction form
    902,195.06/1,245,029.15 = 494,312.38/x
  3. Step 3: Cross multiply
    902,195.06x = 1,245,029.15 × 494,312.38
  4. Step 4: Simplify right side
    902,195.06x = 615,433,322,305.88
  5. Step 5: Solve for x
    x = 615,433,322,305.88/902,195.06
  6. Step 6: Final answer
    x = 682,151.07

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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.