Finding the Fourth Proportional to 324,716.80, 448,114.26 and 181,486.12
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Solution
The fourth proportional to 324,716.80, 448,114.26 and 181,486.12 is: 250,453.68
Step by Step Solution
- Step 1: Write the proportion equation
324,716.80 : 448,114.26 = 181,486.12 : x - Step 2: Convert to fraction form
324,716.80/448,114.26 = 181,486.12/x - Step 3: Cross multiply
324,716.80x = 448,114.26 × 181,486.12 - Step 4: Simplify right side
324,716.80x = 81,326,518,364.07 - Step 5: Solve for x
x = 81,326,518,364.07/324,716.80 - Step 6: Final answer
x = 250,453.68
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1.5x scale
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.