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Finding the Fourth Proportional to 325,954.32, 449,812.92 and 182,714.16

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Solution

The fourth proportional to 325,954.32, 449,812.92 and 182,714.16 is: 252,143.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,954.32 : 449,812.92 = 182,714.16 : x
  2. Step 2: Convert to fraction form
    325,954.32/449,812.92 = 182,714.16/x
  3. Step 3: Cross multiply
    325,954.32x = 449,812.92 × 182,714.16
  4. Step 4: Simplify right side
    325,954.32x = 82,187,189,834.95
  5. Step 5: Solve for x
    x = 82,187,189,834.95/325,954.32
  6. Step 6: Final answer
    x = 252,143.28

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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.