Home / 823,122.54-1,135,844.37-460,517.94

Finding the Fourth Proportional to 823,122.54, 1,135,844.37 and 460,517.94

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Solution

The fourth proportional to 823,122.54, 1,135,844.37 and 460,517.94 is: 635,478.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,122.54 : 1,135,844.37 = 460,517.94 : x
  2. Step 2: Convert to fraction form
    823,122.54/1,135,844.37 = 460,517.94/x
  3. Step 3: Cross multiply
    823,122.54x = 1,135,844.37 × 460,517.94
  4. Step 4: Simplify right side
    823,122.54x = 523,076,709,433.00
  5. Step 5: Solve for x
    x = 523,076,709,433.00/823,122.54
  6. Step 6: Final answer
    x = 635,478.54

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1.5x scale

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.