Home / 682,022.52-941,169.42-376,111.80

Finding the Fourth Proportional to 682,022.52, 941,169.42 and 376,111.80

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Solution

The fourth proportional to 682,022.52, 941,169.42 and 376,111.80 is: 519,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,022.52 : 941,169.42 = 376,111.80 : x
  2. Step 2: Convert to fraction form
    682,022.52/941,169.42 = 376,111.80/x
  3. Step 3: Cross multiply
    682,022.52x = 941,169.42 × 376,111.80
  4. Step 4: Simplify right side
    682,022.52x = 353,984,924,661.16
  5. Step 5: Solve for x
    x = 353,984,924,661.16/682,022.52
  6. Step 6: Final answer
    x = 519,022.34

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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.