Finding the Fourth Proportional to 413,232.21, 620,087.66 and 173,324.79
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Solution
The fourth proportional to 413,232.21, 620,087.66 and 173,324.79 is: 260,087.57
Step by Step Solution
- Step 1: Write the proportion equation
413,232.21 : 620,087.66 = 173,324.79 : x - Step 2: Convert to fraction form
413,232.21/620,087.66 = 173,324.79/x - Step 3: Cross multiply
413,232.21x = 620,087.66 × 173,324.79 - Step 4: Simplify right side
413,232.21x = 107,476,562,584.47 - Step 5: Solve for x
x = 107,476,562,584.47/413,232.21 - Step 6: Final answer
x = 260,087.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.