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Finding the Fourth Proportional to 483,628.96, 666,704.52 and 337,982.54

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Solution

The fourth proportional to 483,628.96, 666,704.52 and 337,982.54 is: 465,924.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,628.96 : 666,704.52 = 337,982.54 : x
  2. Step 2: Convert to fraction form
    483,628.96/666,704.52 = 337,982.54/x
  3. Step 3: Cross multiply
    483,628.96x = 666,704.52 × 337,982.54
  4. Step 4: Simplify right side
    483,628.96x = 225,334,487,944.04
  5. Step 5: Solve for x
    x = 225,334,487,944.04/483,628.96
  6. Step 6: Final answer
    x = 465,924.31

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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.