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Finding the Fourth Proportional to 283,909.20, 425,410.20 and 150,615.60

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Solution

The fourth proportional to 283,909.20, 425,410.20 and 150,615.60 is: 225,682.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,909.20 : 425,410.20 = 150,615.60 : x
  2. Step 2: Convert to fraction form
    283,909.20/425,410.20 = 150,615.60/x
  3. Step 3: Cross multiply
    283,909.20x = 425,410.20 × 150,615.60
  4. Step 4: Simplify right side
    283,909.20x = 64,073,412,519.12
  5. Step 5: Solve for x
    x = 64,073,412,519.12/283,909.20
  6. Step 6: Final answer
    x = 225,682.76

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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.