Home / 329,121.30-493,631.38-104,452.54

Finding the Fourth Proportional to 329,121.30, 493,631.38 and 104,452.54

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Solution

The fourth proportional to 329,121.30, 493,631.38 and 104,452.54 is: 156,662.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,121.30 : 493,631.38 = 104,452.54 : x
  2. Step 2: Convert to fraction form
    329,121.30/493,631.38 = 104,452.54/x
  3. Step 3: Cross multiply
    329,121.30x = 493,631.38 × 104,452.54
  4. Step 4: Simplify right side
    329,121.30x = 51,561,051,464.71
  5. Step 5: Solve for x
    x = 51,561,051,464.71/329,121.30
  6. Step 6: Final answer
    x = 156,662.76

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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.