Finding the Fourth Proportional to 416,519.82, 624,517.29 and 353,362.10
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Solution
The fourth proportional to 416,519.82, 624,517.29 and 353,362.10 is: 529,820.50
Step by Step Solution
- Step 1: Write the proportion equation
416,519.82 : 624,517.29 = 353,362.10 : x - Step 2: Convert to fraction form
416,519.82/624,517.29 = 353,362.10/x - Step 3: Cross multiply
416,519.82x = 624,517.29 × 353,362.10 - Step 4: Simplify right side
416,519.82x = 220,680,737,958.12 - Step 5: Solve for x
x = 220,680,737,958.12/416,519.82 - Step 6: Final answer
x = 529,820.50
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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.