Home / 465,822.20-698,733.30-415,083.80

Finding the Fourth Proportional to 465,822.20, 698,733.30 and 415,083.80

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Solution

The fourth proportional to 465,822.20, 698,733.30 and 415,083.80 is: 622,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,822.20 : 698,733.30 = 415,083.80 : x
  2. Step 2: Convert to fraction form
    465,822.20/698,733.30 = 415,083.80/x
  3. Step 3: Cross multiply
    465,822.20x = 698,733.30 × 415,083.80
  4. Step 4: Simplify right side
    465,822.20x = 290,032,873,350.54
  5. Step 5: Solve for x
    x = 290,032,873,350.54/465,822.20
  6. Step 6: Final answer
    x = 622,625.70

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1.5x scale

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.