Home / 325,399.90-449,048.40-182,161.12

Finding the Fourth Proportional to 325,399.90, 449,048.40 and 182,161.12

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Solution

The fourth proportional to 325,399.90, 449,048.40 and 182,161.12 is: 251,380.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,399.90 : 449,048.40 = 182,161.12 : x
  2. Step 2: Convert to fraction form
    325,399.90/449,048.40 = 182,161.12/x
  3. Step 3: Cross multiply
    325,399.90x = 449,048.40 × 182,161.12
  4. Step 4: Simplify right side
    325,399.90x = 81,799,159,478.21
  5. Step 5: Solve for x
    x = 81,799,159,478.21/325,399.90
  6. Step 6: Final answer
    x = 251,380.41

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1.5x scale

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.