Home / 318,003.09-476,217.31-233,563.02

Finding the Fourth Proportional to 318,003.09, 476,217.31 and 233,563.02

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Solution

The fourth proportional to 318,003.09, 476,217.31 and 233,563.02 is: 349,766.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,003.09 : 476,217.31 = 233,563.02 : x
  2. Step 2: Convert to fraction form
    318,003.09/476,217.31 = 233,563.02/x
  3. Step 3: Cross multiply
    318,003.09x = 476,217.31 × 233,563.02
  4. Step 4: Simplify right side
    318,003.09x = 111,226,753,099.88
  5. Step 5: Solve for x
    x = 111,226,753,099.88/318,003.09
  6. Step 6: Final answer
    x = 349,766.27

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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.