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Finding the Fourth Proportional to 272,516, 408,797.04 and 75,524

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Solution

The fourth proportional to 272,516, 408,797.04 and 75,524 is: 113,292.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,516 : 408,797.04 = 75,524 : x
  2. Step 2: Convert to fraction form
    272,516/408,797.04 = 75,524/x
  3. Step 3: Cross multiply
    272,516x = 408,797.04 × 75,524
  4. Step 4: Simplify right side
    272,516x = 30,873,987,648.96
  5. Step 5: Solve for x
    x = 30,873,987,648.96/272,516
  6. Step 6: Final answer
    x = 113,292.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.