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Finding the Fourth Proportional to 269,471.37, 371,896.79 and 201,370.10

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Solution

The fourth proportional to 269,471.37, 371,896.79 and 201,370.10 is: 277,910.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,471.37 : 371,896.79 = 201,370.10 : x
  2. Step 2: Convert to fraction form
    269,471.37/371,896.79 = 201,370.10/x
  3. Step 3: Cross multiply
    269,471.37x = 371,896.79 × 201,370.10
  4. Step 4: Simplify right side
    269,471.37x = 74,888,893,714.87
  5. Step 5: Solve for x
    x = 74,888,893,714.87/269,471.37
  6. Step 6: Final answer
    x = 277,910.39

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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.