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Finding the Fourth Proportional to 363,225.42, 544,653.12 and 192,540.96

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Solution

The fourth proportional to 363,225.42, 544,653.12 and 192,540.96 is: 288,713.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,225.42 : 544,653.12 = 192,540.96 : x
  2. Step 2: Convert to fraction form
    363,225.42/544,653.12 = 192,540.96/x
  3. Step 3: Cross multiply
    363,225.42x = 544,653.12 × 192,540.96
  4. Step 4: Simplify right side
    363,225.42x = 104,868,034,591.80
  5. Step 5: Solve for x
    x = 104,868,034,591.80/363,225.42
  6. Step 6: Final answer
    x = 288,713.37

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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.