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Finding the Fourth Proportional to 269,441.69, 404,194.76 and 109,483.45

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Solution

The fourth proportional to 269,441.69, 404,194.76 and 109,483.45 is: 164,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,441.69 : 404,194.76 = 109,483.45 : x
  2. Step 2: Convert to fraction form
    269,441.69/404,194.76 = 109,483.45/x
  3. Step 3: Cross multiply
    269,441.69x = 404,194.76 × 109,483.45
  4. Step 4: Simplify right side
    269,441.69x = 44,252,635,649.38
  5. Step 5: Solve for x
    x = 44,252,635,649.38/269,441.69
  6. Step 6: Final answer
    x = 164,238.26

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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.