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Finding the Fourth Proportional to 276,750.60, 415,125.90 and 182,272.20

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Solution

The fourth proportional to 276,750.60, 415,125.90 and 182,272.20 is: 273,408.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,750.60 : 415,125.90 = 182,272.20 : x
  2. Step 2: Convert to fraction form
    276,750.60/415,125.90 = 182,272.20/x
  3. Step 3: Cross multiply
    276,750.60x = 415,125.90 × 182,272.20
  4. Step 4: Simplify right side
    276,750.60x = 75,665,911,069.98
  5. Step 5: Solve for x
    x = 75,665,911,069.98/276,750.60
  6. Step 6: Final answer
    x = 273,408.30

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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.