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Finding the Fourth Proportional to 324,705.87, 448,092.63 and 181,465.83

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Solution

The fourth proportional to 324,705.87, 448,092.63 and 181,465.83 is: 250,422.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,705.87 : 448,092.63 = 181,465.83 : x
  2. Step 2: Convert to fraction form
    324,705.87/448,092.63 = 181,465.83/x
  3. Step 3: Cross multiply
    324,705.87x = 448,092.63 × 181,465.83
  4. Step 4: Simplify right side
    324,705.87x = 81,313,501,019.83
  5. Step 5: Solve for x
    x = 81,313,501,019.83/324,705.87
  6. Step 6: Final answer
    x = 250,422.02

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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.