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Finding the Fourth Proportional to 325,635.40, 449,363.54 and 182,393.16

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Solution

The fourth proportional to 325,635.40, 449,363.54 and 182,393.16 is: 251,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,635.40 : 449,363.54 = 182,393.16 : x
  2. Step 2: Convert to fraction form
    325,635.40/449,363.54 = 182,393.16/x
  3. Step 3: Cross multiply
    325,635.40x = 449,363.54 × 182,393.16
  4. Step 4: Simplify right side
    325,635.40x = 81,960,836,049.39
  5. Step 5: Solve for x
    x = 81,960,836,049.39/325,635.40
  6. Step 6: Final answer
    x = 251,695.10

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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.