Home / 856,512.27-1,284,669-225,475.29

Finding the Fourth Proportional to 856,512.27, 1,284,669 and 225,475.29

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Solution

The fourth proportional to 856,512.27, 1,284,669 and 225,475.29 is: 338,186.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,512.27 : 1,284,669 = 225,475.29 : x
  2. Step 2: Convert to fraction form
    856,512.27/1,284,669 = 225,475.29/x
  3. Step 3: Cross multiply
    856,512.27x = 1,284,669 × 225,475.29
  4. Step 4: Simplify right side
    856,512.27x = 289,661,115,329.01
  5. Step 5: Solve for x
    x = 289,661,115,329.01/856,512.27
  6. Step 6: Final answer
    x = 338,186.77

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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.