Home / 401,922.03-603,174.67-323,977.35

Finding the Fourth Proportional to 401,922.03, 603,174.67 and 323,977.35

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Solution

The fourth proportional to 401,922.03, 603,174.67 and 323,977.35 is: 486,201.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,922.03 : 603,174.67 = 323,977.35 : x
  2. Step 2: Convert to fraction form
    401,922.03/603,174.67 = 323,977.35/x
  3. Step 3: Cross multiply
    401,922.03x = 603,174.67 × 323,977.35
  4. Step 4: Simplify right side
    401,922.03x = 195,414,930,363.78
  5. Step 5: Solve for x
    x = 195,414,930,363.78/401,922.03
  6. Step 6: Final answer
    x = 486,201.09

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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.