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Finding the Fourth Proportional to 336,229.53, 504,345.93 and 99,576.69

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Solution

The fourth proportional to 336,229.53, 504,345.93 and 99,576.69 is: 149,365.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,229.53 : 504,345.93 = 99,576.69 : x
  2. Step 2: Convert to fraction form
    336,229.53/504,345.93 = 99,576.69/x
  3. Step 3: Cross multiply
    336,229.53x = 504,345.93 × 99,576.69
  4. Step 4: Simplify right side
    336,229.53x = 50,221,098,324.37
  5. Step 5: Solve for x
    x = 50,221,098,324.37/336,229.53
  6. Step 6: Final answer
    x = 149,365.52

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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.