Home / 862,912.76-1,294,281.66-231,744.56

Finding the Fourth Proportional to 862,912.76, 1,294,281.66 and 231,744.56

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Solution

The fourth proportional to 862,912.76, 1,294,281.66 and 231,744.56 is: 347,593.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,912.76 : 1,294,281.66 = 231,744.56 : x
  2. Step 2: Convert to fraction form
    862,912.76/1,294,281.66 = 231,744.56/x
  3. Step 3: Cross multiply
    862,912.76x = 1,294,281.66 × 231,744.56
  4. Step 4: Simplify right side
    862,912.76x = 299,942,733,812.77
  5. Step 5: Solve for x
    x = 299,942,733,812.77/862,912.76
  6. Step 6: Final answer
    x = 347,593.35

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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.