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Finding the Fourth Proportional to 467,999.70, 701,999.55 and 449,628.90

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Solution

The fourth proportional to 467,999.70, 701,999.55 and 449,628.90 is: 674,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,999.70 : 701,999.55 = 449,628.90 : x
  2. Step 2: Convert to fraction form
    467,999.70/701,999.55 = 449,628.90/x
  3. Step 3: Cross multiply
    467,999.70x = 701,999.55 × 449,628.90
  4. Step 4: Simplify right side
    467,999.70x = 315,639,285,467.00
  5. Step 5: Solve for x
    x = 315,639,285,467.00/467,999.70
  6. Step 6: Final answer
    x = 674,443.35

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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.