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Finding the Fourth Proportional to 269,874.69, 372,458.66 and 224,472.57

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Solution

The fourth proportional to 269,874.69, 372,458.66 and 224,472.57 is: 309,798.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,874.69 : 372,458.66 = 224,472.57 : x
  2. Step 2: Convert to fraction form
    269,874.69/372,458.66 = 224,472.57/x
  3. Step 3: Cross multiply
    269,874.69x = 372,458.66 × 224,472.57
  4. Step 4: Simplify right side
    269,874.69x = 83,606,751,506.59
  5. Step 5: Solve for x
    x = 83,606,751,506.59/269,874.69
  6. Step 6: Final answer
    x = 309,798.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.