Finding the Fourth Proportional to 324,370.11, 447,625.40 and 181,131.87
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Solution
The fourth proportional to 324,370.11, 447,625.40 and 181,131.87 is: 249,958.99
Step by Step Solution
- Step 1: Write the proportion equation
324,370.11 : 447,625.40 = 181,131.87 : x - Step 2: Convert to fraction form
324,370.11/447,625.40 = 181,131.87/x - Step 3: Cross multiply
324,370.11x = 447,625.40 × 181,131.87 - Step 4: Simplify right side
324,370.11x = 81,079,224,855.84 - Step 5: Solve for x
x = 81,079,224,855.84/324,370.11 - Step 6: Final answer
x = 249,958.99
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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.