Home / 719,791.92-1,079,684.82-293,232.61

Finding the Fourth Proportional to 719,791.92, 1,079,684.82 and 293,232.61

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Solution

The fourth proportional to 719,791.92, 1,079,684.82 and 293,232.61 is: 439,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,791.92 : 1,079,684.82 = 293,232.61 : x
  2. Step 2: Convert to fraction form
    719,791.92/1,079,684.82 = 293,232.61/x
  3. Step 3: Cross multiply
    719,791.92x = 1,079,684.82 × 293,232.61
  4. Step 4: Simplify right side
    719,791.92x = 316,598,797,745.98
  5. Step 5: Solve for x
    x = 316,598,797,745.98/719,791.92
  6. Step 6: Final answer
    x = 439,847.67

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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.