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Finding the Fourth Proportional to 344,611.52, 516,005.99 and 269,881.73

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Solution

The fourth proportional to 344,611.52, 516,005.99 and 269,881.73 is: 404,108.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,611.52 : 516,005.99 = 269,881.73 : x
  2. Step 2: Convert to fraction form
    344,611.52/516,005.99 = 269,881.73/x
  3. Step 3: Cross multiply
    344,611.52x = 516,005.99 × 269,881.73
  4. Step 4: Simplify right side
    344,611.52x = 139,260,589,271.56
  5. Step 5: Solve for x
    x = 139,260,589,271.56/344,611.52
  6. Step 6: Final answer
    x = 404,108.92

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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.