Home / 379,205.80-523,282.98-235,961.32

Finding the Fourth Proportional to 379,205.80, 523,282.98 and 235,961.32

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Solution

The fourth proportional to 379,205.80, 523,282.98 and 235,961.32 is: 325,613.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,205.80 : 523,282.98 = 235,961.32 : x
  2. Step 2: Convert to fraction form
    379,205.80/523,282.98 = 235,961.32/x
  3. Step 3: Cross multiply
    379,205.80x = 523,282.98 × 235,961.32
  4. Step 4: Simplify right side
    379,205.80x = 123,474,542,694.33
  5. Step 5: Solve for x
    x = 123,474,542,694.33/379,205.80
  6. Step 6: Final answer
    x = 325,613.54

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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.