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Finding the Fourth Proportional to 324,998.52, 448,479.18 and 179,795.64

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Solution

The fourth proportional to 324,998.52, 448,479.18 and 179,795.64 is: 248,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,998.52 : 448,479.18 = 179,795.64 : x
  2. Step 2: Convert to fraction form
    324,998.52/448,479.18 = 179,795.64/x
  3. Step 3: Cross multiply
    324,998.52x = 448,479.18 × 179,795.64
  4. Step 4: Simplify right side
    324,998.52x = 80,634,601,194.78
  5. Step 5: Solve for x
    x = 80,634,601,194.78/324,998.52
  6. Step 6: Final answer
    x = 248,107.60

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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.