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Finding the Fourth Proportional to 297,253.08, 445,900.86 and 119,761.02

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Solution

The fourth proportional to 297,253.08, 445,900.86 and 119,761.02 is: 179,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,253.08 : 445,900.86 = 119,761.02 : x
  2. Step 2: Convert to fraction form
    297,253.08/445,900.86 = 119,761.02/x
  3. Step 3: Cross multiply
    297,253.08x = 445,900.86 × 119,761.02
  4. Step 4: Simplify right side
    297,253.08x = 53,401,541,812.48
  5. Step 5: Solve for x
    x = 53,401,541,812.48/297,253.08
  6. Step 6: Final answer
    x = 179,650.09

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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.