Home / 726,233.76-1,089,379.92-252,966.96

Finding the Fourth Proportional to 726,233.76, 1,089,379.92 and 252,966.96

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Solution

The fourth proportional to 726,233.76, 1,089,379.92 and 252,966.96 is: 379,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,233.76 : 1,089,379.92 = 252,966.96 : x
  2. Step 2: Convert to fraction form
    726,233.76/1,089,379.92 = 252,966.96/x
  3. Step 3: Cross multiply
    726,233.76x = 1,089,379.92 × 252,966.96
  4. Step 4: Simplify right side
    726,233.76x = 275,577,126,647.44
  5. Step 5: Solve for x
    x = 275,577,126,647.44/726,233.76
  6. Step 6: Final answer
    x = 379,460.64

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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.