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Finding the Fourth Proportional to 269,273.70, 403,910.55 and 185,292.90

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Solution

The fourth proportional to 269,273.70, 403,910.55 and 185,292.90 is: 277,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,273.70 : 403,910.55 = 185,292.90 : x
  2. Step 2: Convert to fraction form
    269,273.70/403,910.55 = 185,292.90/x
  3. Step 3: Cross multiply
    269,273.70x = 403,910.55 × 185,292.90
  4. Step 4: Simplify right side
    269,273.70x = 74,841,757,150.10
  5. Step 5: Solve for x
    x = 74,841,757,150.10/269,273.70
  6. Step 6: Final answer
    x = 277,939.35

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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.