Home / 726,607.33-1,089,917.07-253,291.93

Finding the Fourth Proportional to 726,607.33, 1,089,917.07 and 253,291.93

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Solution

The fourth proportional to 726,607.33, 1,089,917.07 and 253,291.93 is: 379,940.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,607.33 : 1,089,917.07 = 253,291.93 : x
  2. Step 2: Convert to fraction form
    726,607.33/1,089,917.07 = 253,291.93/x
  3. Step 3: Cross multiply
    726,607.33x = 1,089,917.07 × 253,291.93
  4. Step 4: Simplify right side
    726,607.33x = 276,067,198,200.25
  5. Step 5: Solve for x
    x = 276,067,198,200.25/726,607.33
  6. Step 6: Final answer
    x = 379,940.01

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1.5x scale

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.