Home / 306,023.85-459,035.78-294,359.85

Finding the Fourth Proportional to 306,023.85, 459,035.78 and 294,359.85

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Solution

The fourth proportional to 306,023.85, 459,035.78 and 294,359.85 is: 441,539.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,023.85 : 459,035.78 = 294,359.85 : x
  2. Step 2: Convert to fraction form
    306,023.85/459,035.78 = 294,359.85/x
  3. Step 3: Cross multiply
    306,023.85x = 459,035.78 × 294,359.85
  4. Step 4: Simplify right side
    306,023.85x = 135,121,701,873.63
  5. Step 5: Solve for x
    x = 135,121,701,873.63/306,023.85
  6. Step 6: Final answer
    x = 441,539.78

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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.