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Finding the Fourth Proportional to 451,810.44, 677,497.41 and 262,318.46

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Solution

The fourth proportional to 451,810.44, 677,497.41 and 262,318.46 is: 393,350.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,810.44 : 677,497.41 = 262,318.46 : x
  2. Step 2: Convert to fraction form
    451,810.44/677,497.41 = 262,318.46/x
  3. Step 3: Cross multiply
    451,810.44x = 677,497.41 × 262,318.46
  4. Step 4: Simplify right side
    451,810.44x = 177,720,073,857.70
  5. Step 5: Solve for x
    x = 177,720,073,857.70/451,810.44
  6. Step 6: Final answer
    x = 393,350.97

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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.