Home / 331,986.80-497,324.10-181,958.60

Finding the Fourth Proportional to 331,986.80, 497,324.10 and 181,958.60

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Solution

The fourth proportional to 331,986.80, 497,324.10 and 181,958.60 is: 272,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,986.80 : 497,324.10 = 181,958.60 : x
  2. Step 2: Convert to fraction form
    331,986.80/497,324.10 = 181,958.60/x
  3. Step 3: Cross multiply
    331,986.80x = 497,324.10 × 181,958.60
  4. Step 4: Simplify right side
    331,986.80x = 90,492,396,982.26
  5. Step 5: Solve for x
    x = 90,492,396,982.26/331,986.80
  6. Step 6: Final answer
    x = 272,578.30

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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.