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Finding the Fourth Proportional to 363,226.60, 544,580.70 and 163,383.40

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Solution

The fourth proportional to 363,226.60, 544,580.70 and 163,383.40 is: 244,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,226.60 : 544,580.70 = 163,383.40 : x
  2. Step 2: Convert to fraction form
    363,226.60/544,580.70 = 163,383.40/x
  3. Step 3: Cross multiply
    363,226.60x = 544,580.70 × 163,383.40
  4. Step 4: Simplify right side
    363,226.60x = 88,975,446,340.38
  5. Step 5: Solve for x
    x = 88,975,446,340.38/363,226.60
  6. Step 6: Final answer
    x = 244,958.51

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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.