Home / 325,310.96-448,943.16-180,116.74

Finding the Fourth Proportional to 325,310.96, 448,943.16 and 180,116.74

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Solution

The fourth proportional to 325,310.96, 448,943.16 and 180,116.74 is: 248,568.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,310.96 : 448,943.16 = 180,116.74 : x
  2. Step 2: Convert to fraction form
    325,310.96/448,943.16 = 180,116.74/x
  3. Step 3: Cross multiply
    325,310.96x = 448,943.16 × 180,116.74
  4. Step 4: Simplify right side
    325,310.96x = 80,862,177,523.91
  5. Step 5: Solve for x
    x = 80,862,177,523.91/325,310.96
  6. Step 6: Final answer
    x = 248,568.87

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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.