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Finding the Fourth Proportional to 522,161.70, 783,297.23 and 222,673.92

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Solution

The fourth proportional to 522,161.70, 783,297.23 and 222,673.92 is: 334,034.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,161.70 : 783,297.23 = 222,673.92 : x
  2. Step 2: Convert to fraction form
    522,161.70/783,297.23 = 222,673.92/x
  3. Step 3: Cross multiply
    522,161.70x = 783,297.23 × 222,673.92
  4. Step 4: Simplify right side
    522,161.70x = 174,419,863,615.87
  5. Step 5: Solve for x
    x = 174,419,863,615.87/522,161.70
  6. Step 6: Final answer
    x = 334,034.20

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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.