Home / 726,067.70-1,089,101.55-461,003.30

Finding the Fourth Proportional to 726,067.70, 1,089,101.55 and 461,003.30

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Solution

The fourth proportional to 726,067.70, 1,089,101.55 and 461,003.30 is: 691,504.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,067.70 : 1,089,101.55 = 461,003.30 : x
  2. Step 2: Convert to fraction form
    726,067.70/1,089,101.55 = 461,003.30/x
  3. Step 3: Cross multiply
    726,067.70x = 1,089,101.55 × 461,003.30
  4. Step 4: Simplify right side
    726,067.70x = 502,079,408,585.12
  5. Step 5: Solve for x
    x = 502,079,408,585.12/726,067.70
  6. Step 6: Final answer
    x = 691,504.95

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.