Home / 284,324.54-426,634.41-115,968.38

Finding the Fourth Proportional to 284,324.54, 426,634.41 and 115,968.38

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Solution

The fourth proportional to 284,324.54, 426,634.41 and 115,968.38 is: 174,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,324.54 : 426,634.41 = 115,968.38 : x
  2. Step 2: Convert to fraction form
    284,324.54/426,634.41 = 115,968.38/x
  3. Step 3: Cross multiply
    284,324.54x = 426,634.41 × 115,968.38
  4. Step 4: Simplify right side
    284,324.54x = 49,476,101,379.96
  5. Step 5: Solve for x
    x = 49,476,101,379.96/284,324.54
  6. Step 6: Final answer
    x = 174,012.77

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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.