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Finding the Fourth Proportional to 297,958.60, 446,937.90 and 273,464.20

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Solution

The fourth proportional to 297,958.60, 446,937.90 and 273,464.20 is: 410,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,958.60 : 446,937.90 = 273,464.20 : x
  2. Step 2: Convert to fraction form
    297,958.60/446,937.90 = 273,464.20/x
  3. Step 3: Cross multiply
    297,958.60x = 446,937.90 × 273,464.20
  4. Step 4: Simplify right side
    297,958.60x = 122,221,515,273.18
  5. Step 5: Solve for x
    x = 122,221,515,273.18/297,958.60
  6. Step 6: Final answer
    x = 410,196.30

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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.