Home / 231,899.80-347,331.30-226,715.80

Finding the Fourth Proportional to 231,899.80, 347,331.30 and 226,715.80

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Solution

The fourth proportional to 231,899.80, 347,331.30 and 226,715.80 is: 339,566.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,899.80 : 347,331.30 = 226,715.80 : x
  2. Step 2: Convert to fraction form
    231,899.80/347,331.30 = 226,715.80/x
  3. Step 3: Cross multiply
    231,899.80x = 347,331.30 × 226,715.80
  4. Step 4: Simplify right side
    231,899.80x = 78,745,493,544.54
  5. Step 5: Solve for x
    x = 78,745,493,544.54/231,899.80
  6. Step 6: Final answer
    x = 339,566.89

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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.