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Finding the Fourth Proportional to 335,964.41, 503,940.40 and 83,245.52

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Solution

The fourth proportional to 335,964.41, 503,940.40 and 83,245.52 is: 124,866.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,964.41 : 503,940.40 = 83,245.52 : x
  2. Step 2: Convert to fraction form
    335,964.41/503,940.40 = 83,245.52/x
  3. Step 3: Cross multiply
    335,964.41x = 503,940.40 × 83,245.52
  4. Step 4: Simplify right side
    335,964.41x = 41,950,780,647.01
  5. Step 5: Solve for x
    x = 41,950,780,647.01/335,964.41
  6. Step 6: Final answer
    x = 124,866.74

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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.