Home / 363,904.20-545,856.30-230,934.60

Finding the Fourth Proportional to 363,904.20, 545,856.30 and 230,934.60

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Solution

The fourth proportional to 363,904.20, 545,856.30 and 230,934.60 is: 346,401.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,904.20 : 545,856.30 = 230,934.60 : x
  2. Step 2: Convert to fraction form
    363,904.20/545,856.30 = 230,934.60/x
  3. Step 3: Cross multiply
    363,904.20x = 545,856.30 × 230,934.60
  4. Step 4: Simplify right side
    363,904.20x = 126,057,106,297.98
  5. Step 5: Solve for x
    x = 126,057,106,297.98/363,904.20
  6. Step 6: Final answer
    x = 346,401.90

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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.