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Finding the Fourth Proportional to 504,899.96, 757,895.88 and 449,097.44

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Solution

The fourth proportional to 504,899.96, 757,895.88 and 449,097.44 is: 674,131.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,899.96 : 757,895.88 = 449,097.44 : x
  2. Step 2: Convert to fraction form
    504,899.96/757,895.88 = 449,097.44/x
  3. Step 3: Cross multiply
    504,899.96x = 757,895.88 × 449,097.44
  4. Step 4: Simplify right side
    504,899.96x = 340,369,099,494.55
  5. Step 5: Solve for x
    x = 340,369,099,494.55/504,899.96
  6. Step 6: Final answer
    x = 674,131.76

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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.