Finding the Fourth Proportional to 324,811.76, 448,240.74 and 181,571.63
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Solution
The fourth proportional to 324,811.76, 448,240.74 and 181,571.63 is: 250,569.14
Step by Step Solution
- Step 1: Write the proportion equation
324,811.76 : 448,240.74 = 181,571.63 : x - Step 2: Convert to fraction form
324,811.76/448,240.74 = 181,571.63/x - Step 3: Cross multiply
324,811.76x = 448,240.74 × 181,571.63 - Step 4: Simplify right side
324,811.76x = 81,387,801,794.21 - Step 5: Solve for x
x = 81,387,801,794.21/324,811.76 - Step 6: Final answer
x = 250,569.14
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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.