Home / 598,120.48-825,202.20-339,971.32

Finding the Fourth Proportional to 598,120.48, 825,202.20 and 339,971.32

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Solution

The fourth proportional to 598,120.48, 825,202.20 and 339,971.32 is: 469,044.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,120.48 : 825,202.20 = 339,971.32 : x
  2. Step 2: Convert to fraction form
    598,120.48/825,202.20 = 339,971.32/x
  3. Step 3: Cross multiply
    598,120.48x = 825,202.20 × 339,971.32
  4. Step 4: Simplify right side
    598,120.48x = 280,545,079,137.90
  5. Step 5: Solve for x
    x = 280,545,079,137.90/598,120.48
  6. Step 6: Final answer
    x = 469,044.43

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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.