Home / 558,179.02-836,212.05-329,791.62

Finding the Fourth Proportional to 558,179.02, 836,212.05 and 329,791.62

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Solution

The fourth proportional to 558,179.02, 836,212.05 and 329,791.62 is: 494,063.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,179.02 : 836,212.05 = 329,791.62 : x
  2. Step 2: Convert to fraction form
    558,179.02/836,212.05 = 329,791.62/x
  3. Step 3: Cross multiply
    558,179.02x = 836,212.05 × 329,791.62
  4. Step 4: Simplify right side
    558,179.02x = 275,775,726,633.02
  5. Step 5: Solve for x
    x = 275,775,726,633.02/558,179.02
  6. Step 6: Final answer
    x = 494,063.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.