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Finding the Fourth Proportional to 325,725.37, 449,490.15 and 180,524.97

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Solution

The fourth proportional to 325,725.37, 449,490.15 and 180,524.97 is: 249,118.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,725.37 : 449,490.15 = 180,524.97 : x
  2. Step 2: Convert to fraction form
    325,725.37/449,490.15 = 180,524.97/x
  3. Step 3: Cross multiply
    325,725.37x = 449,490.15 × 180,524.97
  4. Step 4: Simplify right side
    325,725.37x = 81,144,195,844.05
  5. Step 5: Solve for x
    x = 81,144,195,844.05/325,725.37
  6. Step 6: Final answer
    x = 249,118.44

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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.