Home / 329,964.43-455,351.21-179,061.43

Finding the Fourth Proportional to 329,964.43, 455,351.21 and 179,061.43

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Solution

The fourth proportional to 329,964.43, 455,351.21 and 179,061.43 is: 247,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,964.43 : 455,351.21 = 179,061.43 : x
  2. Step 2: Convert to fraction form
    329,964.43/455,351.21 = 179,061.43/x
  3. Step 3: Cross multiply
    329,964.43x = 455,351.21 × 179,061.43
  4. Step 4: Simplify right side
    329,964.43x = 81,535,837,919.52
  5. Step 5: Solve for x
    x = 81,535,837,919.52/329,964.43
  6. Step 6: Final answer
    x = 247,104.93

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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.