Home / 856,282.49-1,284,321.67-225,245.51

Finding the Fourth Proportional to 856,282.49, 1,284,321.67 and 225,245.51

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Solution

The fourth proportional to 856,282.49, 1,284,321.67 and 225,245.51 is: 337,841.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,282.49 : 1,284,321.67 = 225,245.51 : x
  2. Step 2: Convert to fraction form
    856,282.49/1,284,321.67 = 225,245.51/x
  3. Step 3: Cross multiply
    856,282.49x = 1,284,321.67 × 225,245.51
  4. Step 4: Simplify right side
    856,282.49x = 289,287,688,661.69
  5. Step 5: Solve for x
    x = 289,287,688,661.69/856,282.49
  6. Step 6: Final answer
    x = 337,841.42

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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.