Finding the Fourth Proportional to 612,087.93, 844,664.49 and 340,148.88
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Solution
The fourth proportional to 612,087.93, 844,664.49 and 340,148.88 is: 469,396.09
Step by Step Solution
- Step 1: Write the proportion equation
612,087.93 : 844,664.49 = 340,148.88 : x - Step 2: Convert to fraction form
612,087.93/844,664.49 = 340,148.88/x - Step 3: Cross multiply
612,087.93x = 844,664.49 × 340,148.88 - Step 4: Simplify right side
612,087.93x = 287,311,680,249.27 - Step 5: Solve for x
x = 287,311,680,249.27/612,087.93 - Step 6: Final answer
x = 469,396.09
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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.