Home / 726,352.92-1,089,525.74-186,608.61

Finding the Fourth Proportional to 726,352.92, 1,089,525.74 and 186,608.61

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Solution

The fourth proportional to 726,352.92, 1,089,525.74 and 186,608.61 is: 279,911.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,352.92 : 1,089,525.74 = 186,608.61 : x
  2. Step 2: Convert to fraction form
    726,352.92/1,089,525.74 = 186,608.61/x
  3. Step 3: Cross multiply
    726,352.92x = 1,089,525.74 × 186,608.61
  4. Step 4: Simplify right side
    726,352.92x = 203,314,882,967.58
  5. Step 5: Solve for x
    x = 203,314,882,967.58/726,352.92
  6. Step 6: Final answer
    x = 279,911.98

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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.