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Finding the Fourth Proportional to 494,879.49, 682,512.48 and 333,522.63

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Solution

The fourth proportional to 494,879.49, 682,512.48 and 333,522.63 is: 459,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,879.49 : 682,512.48 = 333,522.63 : x
  2. Step 2: Convert to fraction form
    494,879.49/682,512.48 = 333,522.63/x
  3. Step 3: Cross multiply
    494,879.49x = 682,512.48 × 333,522.63
  4. Step 4: Simplify right side
    494,879.49x = 227,633,357,337.42
  5. Step 5: Solve for x
    x = 227,633,357,337.42/494,879.49
  6. Step 6: Final answer
    x = 459,977.35

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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.