Home / 269,030.46-401,650.68-205,515.66

Finding the Fourth Proportional to 269,030.46, 401,650.68 and 205,515.66

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Solution

The fourth proportional to 269,030.46, 401,650.68 and 205,515.66 is: 306,825.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,030.46 : 401,650.68 = 205,515.66 : x
  2. Step 2: Convert to fraction form
    269,030.46/401,650.68 = 205,515.66/x
  3. Step 3: Cross multiply
    269,030.46x = 401,650.68 × 205,515.66
  4. Step 4: Simplify right side
    269,030.46x = 82,545,504,589.65
  5. Step 5: Solve for x
    x = 82,545,504,589.65/269,030.46
  6. Step 6: Final answer
    x = 306,825.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.