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Finding the Fourth Proportional to 329,505.15, 493,693.41 and 179,850.45

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Solution

The fourth proportional to 329,505.15, 493,693.41 and 179,850.45 is: 269,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,505.15 : 493,693.41 = 179,850.45 : x
  2. Step 2: Convert to fraction form
    329,505.15/493,693.41 = 179,850.45/x
  3. Step 3: Cross multiply
    329,505.15x = 493,693.41 × 179,850.45
  4. Step 4: Simplify right side
    329,505.15x = 88,790,981,950.53
  5. Step 5: Solve for x
    x = 88,790,981,950.53/329,505.15
  6. Step 6: Final answer
    x = 269,467.66

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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.