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Finding the Fourth Proportional to 363,241.38, 544,856.60 and 163,420.66

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Solution

The fourth proportional to 363,241.38, 544,856.60 and 163,420.66 is: 245,128.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,241.38 : 544,856.60 = 163,420.66 : x
  2. Step 2: Convert to fraction form
    363,241.38/544,856.60 = 163,420.66/x
  3. Step 3: Cross multiply
    363,241.38x = 544,856.60 × 163,420.66
  4. Step 4: Simplify right side
    363,241.38x = 89,040,825,177.36
  5. Step 5: Solve for x
    x = 89,040,825,177.36/363,241.38
  6. Step 6: Final answer
    x = 245,128.53

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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.