Home / 726,610.96-1,089,922.52-253,295.56

Finding the Fourth Proportional to 726,610.96, 1,089,922.52 and 253,295.56

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Solution

The fourth proportional to 726,610.96, 1,089,922.52 and 253,295.56 is: 379,945.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,610.96 : 1,089,922.52 = 253,295.56 : x
  2. Step 2: Convert to fraction form
    726,610.96/1,089,922.52 = 253,295.56/x
  3. Step 3: Cross multiply
    726,610.96x = 1,089,922.52 × 253,295.56
  4. Step 4: Simplify right side
    726,610.96x = 276,072,535,060.01
  5. Step 5: Solve for x
    x = 276,072,535,060.01/726,610.96
  6. Step 6: Final answer
    x = 379,945.46

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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.