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Finding the Fourth Proportional to 344,998.92, 517,468.72 and 210,027.94

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Solution

The fourth proportional to 344,998.92, 517,468.72 and 210,027.94 is: 315,023.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,998.92 : 517,468.72 = 210,027.94 : x
  2. Step 2: Convert to fraction form
    344,998.92/517,468.72 = 210,027.94/x
  3. Step 3: Cross multiply
    344,998.92x = 517,468.72 × 210,027.94
  4. Step 4: Simplify right side
    344,998.92x = 108,682,889,276.04
  5. Step 5: Solve for x
    x = 108,682,889,276.04/344,998.92
  6. Step 6: Final answer
    x = 315,023.85

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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.