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Finding the Fourth Proportional to 494,575.44, 682,399.80 and 333,728.88

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Solution

The fourth proportional to 494,575.44, 682,399.80 and 333,728.88 is: 460,468.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,575.44 : 682,399.80 = 333,728.88 : x
  2. Step 2: Convert to fraction form
    494,575.44/682,399.80 = 333,728.88/x
  3. Step 3: Cross multiply
    494,575.44x = 682,399.80 × 333,728.88
  4. Step 4: Simplify right side
    494,575.44x = 227,736,520,966.22
  5. Step 5: Solve for x
    x = 227,736,520,966.22/494,575.44
  6. Step 6: Final answer
    x = 460,468.72

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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.