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Finding the Fourth Proportional to 297,793.60, 446,690.40 and 283,969.60

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Solution

The fourth proportional to 297,793.60, 446,690.40 and 283,969.60 is: 425,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,793.60 : 446,690.40 = 283,969.60 : x
  2. Step 2: Convert to fraction form
    297,793.60/446,690.40 = 283,969.60/x
  3. Step 3: Cross multiply
    297,793.60x = 446,690.40 × 283,969.60
  4. Step 4: Simplify right side
    297,793.60x = 126,846,494,211.84
  5. Step 5: Solve for x
    x = 126,846,494,211.84/297,793.60
  6. Step 6: Final answer
    x = 425,954.40

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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.