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Finding the Fourth Proportional to 495,183.44, 741,563.78 and 447,259.72

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Solution

The fourth proportional to 495,183.44, 741,563.78 and 447,259.72 is: 669,795.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,183.44 : 741,563.78 = 447,259.72 : x
  2. Step 2: Convert to fraction form
    495,183.44/741,563.78 = 447,259.72/x
  3. Step 3: Cross multiply
    495,183.44x = 741,563.78 × 447,259.72
  4. Step 4: Simplify right side
    495,183.44x = 331,671,608,604.94
  5. Step 5: Solve for x
    x = 331,671,608,604.94/495,183.44
  6. Step 6: Final answer
    x = 669,795.44

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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.