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Finding the Fourth Proportional to 329,243.37, 493,861.46 and 79,925.37

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Solution

The fourth proportional to 329,243.37, 493,861.46 and 79,925.37 is: 119,887.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,243.37 : 493,861.46 = 79,925.37 : x
  2. Step 2: Convert to fraction form
    329,243.37/493,861.46 = 79,925.37/x
  3. Step 3: Cross multiply
    329,243.37x = 493,861.46 × 79,925.37
  4. Step 4: Simplify right side
    329,243.37x = 39,472,059,519.61
  5. Step 5: Solve for x
    x = 39,472,059,519.61/329,243.37
  6. Step 6: Final answer
    x = 119,887.18

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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.