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Finding the Fourth Proportional to 324,346.48, 447,597.96 and 181,106.44

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Solution

The fourth proportional to 324,346.48, 447,597.96 and 181,106.44 is: 249,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,346.48 : 447,597.96 = 181,106.44 : x
  2. Step 2: Convert to fraction form
    324,346.48/447,597.96 = 181,106.44/x
  3. Step 3: Cross multiply
    324,346.48x = 447,597.96 × 181,106.44
  4. Step 4: Simplify right side
    324,346.48x = 81,062,873,086.86
  5. Step 5: Solve for x
    x = 81,062,873,086.86/324,346.48
  6. Step 6: Final answer
    x = 249,926.79

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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.