Finding the Fourth Proportional to 476,952.67, 658,163.73 and 273,005.20
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Solution
The fourth proportional to 476,952.67, 658,163.73 and 273,005.20 is: 376,729.46
Step by Step Solution
- Step 1: Write the proportion equation
476,952.67 : 658,163.73 = 273,005.20 : x - Step 2: Convert to fraction form
476,952.67/658,163.73 = 273,005.20/x - Step 3: Cross multiply
476,952.67x = 658,163.73 × 273,005.20 - Step 4: Simplify right side
476,952.67x = 179,682,121,052.22 - Step 5: Solve for x
x = 179,682,121,052.22/476,952.67 - Step 6: Final answer
x = 376,729.46
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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.