Home / 269,046.37-371,426.48-208,481.05

Finding the Fourth Proportional to 269,046.37, 371,426.48 and 208,481.05

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Solution

The fourth proportional to 269,046.37, 371,426.48 and 208,481.05 is: 287,814.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,046.37 : 371,426.48 = 208,481.05 : x
  2. Step 2: Convert to fraction form
    269,046.37/371,426.48 = 208,481.05/x
  3. Step 3: Cross multiply
    269,046.37x = 371,426.48 × 208,481.05
  4. Step 4: Simplify right side
    269,046.37x = 77,435,382,548.20
  5. Step 5: Solve for x
    x = 77,435,382,548.20/269,046.37
  6. Step 6: Final answer
    x = 287,814.26

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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.