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Finding the Fourth Proportional to 504,902.46, 757,899.63 and 449,099.94

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Solution

The fourth proportional to 504,902.46, 757,899.63 and 449,099.94 is: 674,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,902.46 : 757,899.63 = 449,099.94 : x
  2. Step 2: Convert to fraction form
    504,902.46/757,899.63 = 449,099.94/x
  3. Step 3: Cross multiply
    504,902.46x = 757,899.63 × 449,099.94
  4. Step 4: Simplify right side
    504,902.46x = 340,372,678,359.02
  5. Step 5: Solve for x
    x = 340,372,678,359.02/504,902.46
  6. Step 6: Final answer
    x = 674,135.51

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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.