Home / 754,246.28-1,131,369-221,771.72

Finding the Fourth Proportional to 754,246.28, 1,131,369 and 221,771.72

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Solution

The fourth proportional to 754,246.28, 1,131,369 and 221,771.72 is: 332,657.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,246.28 : 1,131,369 = 221,771.72 : x
  2. Step 2: Convert to fraction form
    754,246.28/1,131,369 = 221,771.72/x
  3. Step 3: Cross multiply
    754,246.28x = 1,131,369 × 221,771.72
  4. Step 4: Simplify right side
    754,246.28x = 250,905,649,084.68
  5. Step 5: Solve for x
    x = 250,905,649,084.68/754,246.28
  6. Step 6: Final answer
    x = 332,657.46

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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.