Home / 269,010.36-371,278.68-205,227.72

Finding the Fourth Proportional to 269,010.36, 371,278.68 and 205,227.72

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Solution

The fourth proportional to 269,010.36, 371,278.68 and 205,227.72 is: 283,248.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,010.36 : 371,278.68 = 205,227.72 : x
  2. Step 2: Convert to fraction form
    269,010.36/371,278.68 = 205,227.72/x
  3. Step 3: Cross multiply
    269,010.36x = 371,278.68 × 205,227.72
  4. Step 4: Simplify right side
    269,010.36x = 76,196,676,981.01
  5. Step 5: Solve for x
    x = 76,196,676,981.01/269,010.36
  6. Step 6: Final answer
    x = 283,248.11

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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.