Home / 465,175.89-641,942.73-261,226.98

Finding the Fourth Proportional to 465,175.89, 641,942.73 and 261,226.98

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Solution

The fourth proportional to 465,175.89, 641,942.73 and 261,226.98 is: 360,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,175.89 : 641,942.73 = 261,226.98 : x
  2. Step 2: Convert to fraction form
    465,175.89/641,942.73 = 261,226.98/x
  3. Step 3: Cross multiply
    465,175.89x = 641,942.73 × 261,226.98
  4. Step 4: Simplify right side
    465,175.89x = 167,692,760,690.86
  5. Step 5: Solve for x
    x = 167,692,760,690.86/465,175.89
  6. Step 6: Final answer
    x = 360,493.23

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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.