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Finding the Fourth Proportional to 297,744.60, 446,616.90 and 203,266.20

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Solution

The fourth proportional to 297,744.60, 446,616.90 and 203,266.20 is: 304,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,744.60 : 446,616.90 = 203,266.20 : x
  2. Step 2: Convert to fraction form
    297,744.60/446,616.90 = 203,266.20/x
  3. Step 3: Cross multiply
    297,744.60x = 446,616.90 × 203,266.20
  4. Step 4: Simplify right side
    297,744.60x = 90,782,120,118.78
  5. Step 5: Solve for x
    x = 90,782,120,118.78/297,744.60
  6. Step 6: Final answer
    x = 304,899.30

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1.5x scale

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.