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Finding the Fourth Proportional to 329,275.54, 493,861.56 and 104,606.38

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Solution

The fourth proportional to 329,275.54, 493,861.56 and 104,606.38 is: 156,893.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,275.54 : 493,861.56 = 104,606.38 : x
  2. Step 2: Convert to fraction form
    329,275.54/493,861.56 = 104,606.38/x
  3. Step 3: Cross multiply
    329,275.54x = 493,861.56 × 104,606.38
  4. Step 4: Simplify right side
    329,275.54x = 51,661,070,012.75
  5. Step 5: Solve for x
    x = 51,661,070,012.75/329,275.54
  6. Step 6: Final answer
    x = 156,893.13

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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.