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Finding the Fourth Proportional to 324,575.72, 447,906.24 and 181,336.84

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Solution

The fourth proportional to 324,575.72, 447,906.24 and 181,336.84 is: 250,240.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,575.72 : 447,906.24 = 181,336.84 : x
  2. Step 2: Convert to fraction form
    324,575.72/447,906.24 = 181,336.84/x
  3. Step 3: Cross multiply
    324,575.72x = 447,906.24 × 181,336.84
  4. Step 4: Simplify right side
    324,575.72x = 81,221,901,058.12
  5. Step 5: Solve for x
    x = 81,221,901,058.12/324,575.72
  6. Step 6: Final answer
    x = 250,240.23

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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.