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Finding the Fourth Proportional to 324,951.54, 448,474.89 and 181,719.64

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Solution

The fourth proportional to 324,951.54, 448,474.89 and 181,719.64 is: 250,796.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,951.54 : 448,474.89 = 181,719.64 : x
  2. Step 2: Convert to fraction form
    324,951.54/448,474.89 = 181,719.64/x
  3. Step 3: Cross multiply
    324,951.54x = 448,474.89 × 181,719.64
  4. Step 4: Simplify right side
    324,951.54x = 81,496,695,559.84
  5. Step 5: Solve for x
    x = 81,496,695,559.84/324,951.54
  6. Step 6: Final answer
    x = 250,796.46

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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.