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Finding the Fourth Proportional to 483,323.22, 667,172.04 and 322,119.45

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Solution

The fourth proportional to 483,323.22, 667,172.04 and 322,119.45 is: 444,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,323.22 : 667,172.04 = 322,119.45 : x
  2. Step 2: Convert to fraction form
    483,323.22/667,172.04 = 322,119.45/x
  3. Step 3: Cross multiply
    483,323.22x = 667,172.04 × 322,119.45
  4. Step 4: Simplify right side
    483,323.22x = 214,909,090,580.18
  5. Step 5: Solve for x
    x = 214,909,090,580.18/483,323.22
  6. Step 6: Final answer
    x = 444,648.80

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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.