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Finding the Fourth Proportional to 297,846.40, 446,769.60 and 179,748.40

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Solution

The fourth proportional to 297,846.40, 446,769.60 and 179,748.40 is: 269,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,846.40 : 446,769.60 = 179,748.40 : x
  2. Step 2: Convert to fraction form
    297,846.40/446,769.60 = 179,748.40/x
  3. Step 3: Cross multiply
    297,846.40x = 446,769.60 × 179,748.40
  4. Step 4: Simplify right side
    297,846.40x = 80,306,120,768.64
  5. Step 5: Solve for x
    x = 80,306,120,768.64/297,846.40
  6. Step 6: Final answer
    x = 269,622.60

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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.