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Finding the Fourth Proportional to 363,180.30, 544,770.45 and 221,462.70

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Solution

The fourth proportional to 363,180.30, 544,770.45 and 221,462.70 is: 332,194.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,180.30 : 544,770.45 = 221,462.70 : x
  2. Step 2: Convert to fraction form
    363,180.30/544,770.45 = 221,462.70/x
  3. Step 3: Cross multiply
    363,180.30x = 544,770.45 × 221,462.70
  4. Step 4: Simplify right side
    363,180.30x = 120,646,334,737.22
  5. Step 5: Solve for x
    x = 120,646,334,737.22/363,180.30
  6. Step 6: Final answer
    x = 332,194.05

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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.