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Finding the Fourth Proportional to 494,881.50, 682,515.24 and 333,524.64

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Solution

The fourth proportional to 494,881.50, 682,515.24 and 333,524.64 is: 459,980.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,881.50 : 682,515.24 = 333,524.64 : x
  2. Step 2: Convert to fraction form
    494,881.50/682,515.24 = 333,524.64/x
  3. Step 3: Cross multiply
    494,881.50x = 682,515.24 × 333,524.64
  4. Step 4: Simplify right side
    494,881.50x = 227,635,649,715.51
  5. Step 5: Solve for x
    x = 227,635,649,715.51/494,881.50
  6. Step 6: Final answer
    x = 459,980.12

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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.