Home / 340,922.05-470,450.76-187,951.89

Finding the Fourth Proportional to 340,922.05, 470,450.76 and 187,951.89

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Solution

The fourth proportional to 340,922.05, 470,450.76 and 187,951.89 is: 259,361.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,922.05 : 470,450.76 = 187,951.89 : x
  2. Step 2: Convert to fraction form
    340,922.05/470,450.76 = 187,951.89/x
  3. Step 3: Cross multiply
    340,922.05x = 470,450.76 × 187,951.89
  4. Step 4: Simplify right side
    340,922.05x = 88,422,109,493.94
  5. Step 5: Solve for x
    x = 88,422,109,493.94/340,922.05
  6. Step 6: Final answer
    x = 259,361.66

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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.