Finding the Fourth Proportional to 324,649.91, 448,015.92 and 181,410.09
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Solution
The fourth proportional to 324,649.91, 448,015.92 and 181,410.09 is: 250,345.39
Step by Step Solution
- Step 1: Write the proportion equation
324,649.91 : 448,015.92 = 181,410.09 : x - Step 2: Convert to fraction form
324,649.91/448,015.92 = 181,410.09/x - Step 3: Cross multiply
324,649.91x = 448,015.92 × 181,410.09 - Step 4: Simplify right side
324,649.91x = 81,274,608,368.63 - Step 5: Solve for x
x = 81,274,608,368.63/324,649.91 - Step 6: Final answer
x = 250,345.39
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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.