Home / 330,822.60-496,233.90-225,846.60

Finding the Fourth Proportional to 330,822.60, 496,233.90 and 225,846.60

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Solution

The fourth proportional to 330,822.60, 496,233.90 and 225,846.60 is: 338,769.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,822.60 : 496,233.90 = 225,846.60 : x
  2. Step 2: Convert to fraction form
    330,822.60/496,233.90 = 225,846.60/x
  3. Step 3: Cross multiply
    330,822.60x = 496,233.90 × 225,846.60
  4. Step 4: Simplify right side
    330,822.60x = 112,072,739,119.74
  5. Step 5: Solve for x
    x = 112,072,739,119.74/330,822.60
  6. Step 6: Final answer
    x = 338,769.90

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Similar ratio
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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.