Home / 303,704.20-455,556.30-104,006.80

Finding the Fourth Proportional to 303,704.20, 455,556.30 and 104,006.80

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Solution

The fourth proportional to 303,704.20, 455,556.30 and 104,006.80 is: 156,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,704.20 : 455,556.30 = 104,006.80 : x
  2. Step 2: Convert to fraction form
    303,704.20/455,556.30 = 104,006.80/x
  3. Step 3: Cross multiply
    303,704.20x = 455,556.30 × 104,006.80
  4. Step 4: Simplify right side
    303,704.20x = 47,380,952,982.84
  5. Step 5: Solve for x
    x = 47,380,952,982.84/303,704.20
  6. Step 6: Final answer
    x = 156,010.20

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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.