Home / 994,388.40-1,372,255.56-541,679.40

Finding the Fourth Proportional to 994,388.40, 1,372,255.56 and 541,679.40

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Solution

The fourth proportional to 994,388.40, 1,372,255.56 and 541,679.40 is: 747,517.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,388.40 : 1,372,255.56 = 541,679.40 : x
  2. Step 2: Convert to fraction form
    994,388.40/1,372,255.56 = 541,679.40/x
  3. Step 3: Cross multiply
    994,388.40x = 1,372,255.56 × 541,679.40
  4. Step 4: Simplify right side
    994,388.40x = 743,322,568,387.46
  5. Step 5: Solve for x
    x = 743,322,568,387.46/994,388.40
  6. Step 6: Final answer
    x = 747,517.34

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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.