Home / 902,177.24-1,245,003.90-494,304.53

Finding the Fourth Proportional to 902,177.24, 1,245,003.90 and 494,304.53

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Solution

The fourth proportional to 902,177.24, 1,245,003.90 and 494,304.53 is: 682,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,177.24 : 1,245,003.90 = 494,304.53 : x
  2. Step 2: Convert to fraction form
    902,177.24/1,245,003.90 = 494,304.53/x
  3. Step 3: Cross multiply
    902,177.24x = 1,245,003.90 × 494,304.53
  4. Step 4: Simplify right side
    902,177.24x = 615,411,067,637.67
  5. Step 5: Solve for x
    x = 615,411,067,637.67/902,177.24
  6. Step 6: Final answer
    x = 682,139.87

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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.