Finding the Fourth Proportional to 416,815.82, 574,996.11 and 273,555.98
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Solution
The fourth proportional to 416,815.82, 574,996.11 and 273,555.98 is: 377,369.61
Step by Step Solution
- Step 1: Write the proportion equation
416,815.82 : 574,996.11 = 273,555.98 : x - Step 2: Convert to fraction form
416,815.82/574,996.11 = 273,555.98/x - Step 3: Cross multiply
416,815.82x = 574,996.11 × 273,555.98 - Step 4: Simplify right side
416,815.82x = 157,293,624,367.24 - Step 5: Solve for x
x = 157,293,624,367.24/416,815.82 - Step 6: Final answer
x = 377,369.61
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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.