Home / 754,247.32-1,131,370.46-221,772.76

Finding the Fourth Proportional to 754,247.32, 1,131,370.46 and 221,772.76

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Solution

The fourth proportional to 754,247.32, 1,131,370.46 and 221,772.76 is: 332,658.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,247.32 : 1,131,370.46 = 221,772.76 : x
  2. Step 2: Convert to fraction form
    754,247.32/1,131,370.46 = 221,772.76/x
  3. Step 3: Cross multiply
    754,247.32x = 1,131,370.46 × 221,772.76
  4. Step 4: Simplify right side
    754,247.32x = 250,907,149,496.67
  5. Step 5: Solve for x
    x = 250,907,149,496.67/754,247.32
  6. Step 6: Final answer
    x = 332,658.99

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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.