Home / 269,046.50-371,426.65-208,481.18

Finding the Fourth Proportional to 269,046.50, 371,426.65 and 208,481.18

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Solution

The fourth proportional to 269,046.50, 371,426.65 and 208,481.18 is: 287,814.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,046.50 : 371,426.65 = 208,481.18 : x
  2. Step 2: Convert to fraction form
    269,046.50/371,426.65 = 208,481.18/x
  3. Step 3: Cross multiply
    269,046.50x = 371,426.65 × 208,481.18
  4. Step 4: Simplify right side
    269,046.50x = 77,435,463,897.11
  5. Step 5: Solve for x
    x = 77,435,463,897.11/269,046.50
  6. Step 6: Final answer
    x = 287,814.43

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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.