Home / 330,819.05-496,228.58-204,847.85

Finding the Fourth Proportional to 330,819.05, 496,228.58 and 204,847.85

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Solution

The fourth proportional to 330,819.05, 496,228.58 and 204,847.85 is: 307,271.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,819.05 : 496,228.58 = 204,847.85 : x
  2. Step 2: Convert to fraction form
    330,819.05/496,228.58 = 204,847.85/x
  3. Step 3: Cross multiply
    330,819.05x = 496,228.58 × 204,847.85
  4. Step 4: Simplify right side
    330,819.05x = 101,651,356,697.31
  5. Step 5: Solve for x
    x = 101,651,356,697.31/330,819.05
  6. Step 6: Final answer
    x = 307,271.78

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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.