Home / 399,116.11-550,607.46-244,074.21

Finding the Fourth Proportional to 399,116.11, 550,607.46 and 244,074.21

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Solution

The fourth proportional to 399,116.11, 550,607.46 and 244,074.21 is: 336,716.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,116.11 : 550,607.46 = 244,074.21 : x
  2. Step 2: Convert to fraction form
    399,116.11/550,607.46 = 244,074.21/x
  3. Step 3: Cross multiply
    399,116.11x = 550,607.46 × 244,074.21
  4. Step 4: Simplify right side
    399,116.11x = 134,389,080,819.61
  5. Step 5: Solve for x
    x = 134,389,080,819.61/399,116.11
  6. Step 6: Final answer
    x = 336,716.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.