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Finding the Fourth Proportional to 481,636.08, 664,600.50 and 277,753.68

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Solution

The fourth proportional to 481,636.08, 664,600.50 and 277,753.68 is: 383,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,636.08 : 664,600.50 = 277,753.68 : x
  2. Step 2: Convert to fraction form
    481,636.08/664,600.50 = 277,753.68/x
  3. Step 3: Cross multiply
    481,636.08x = 664,600.50 × 277,753.68
  4. Step 4: Simplify right side
    481,636.08x = 184,595,234,604.84
  5. Step 5: Solve for x
    x = 184,595,234,604.84/481,636.08
  6. Step 6: Final answer
    x = 383,267.04

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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.