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Finding the Fourth Proportional to 883,858, 1,219,724.04 and 481,450

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Solution

The fourth proportional to 883,858, 1,219,724.04 and 481,450 is: 664,401

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,858 : 1,219,724.04 = 481,450 : x
  2. Step 2: Convert to fraction form
    883,858/1,219,724.04 = 481,450/x
  3. Step 3: Cross multiply
    883,858x = 1,219,724.04 × 481,450
  4. Step 4: Simplify right side
    883,858x = 587,236,139,058
  5. Step 5: Solve for x
    x = 587,236,139,058/883,858
  6. Step 6: Final answer
    x = 664,401

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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.