Home / 856,222.74-1,284,232.05-225,185.76

Finding the Fourth Proportional to 856,222.74, 1,284,232.05 and 225,185.76

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Solution

The fourth proportional to 856,222.74, 1,284,232.05 and 225,185.76 is: 337,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,222.74 : 1,284,232.05 = 225,185.76 : x
  2. Step 2: Convert to fraction form
    856,222.74/1,284,232.05 = 225,185.76/x
  3. Step 3: Cross multiply
    856,222.74x = 1,284,232.05 × 225,185.76
  4. Step 4: Simplify right side
    856,222.74x = 289,190,770,195.61
  5. Step 5: Solve for x
    x = 289,190,770,195.61/856,222.74
  6. Step 6: Final answer
    x = 337,751.80

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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.