Finding the Fourth Proportional to 908,157.76, 1,362,232.80 and 277,069.44
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Solution
The fourth proportional to 908,157.76, 1,362,232.80 and 277,069.44 is: 415,602.99
Step by Step Solution
- Step 1: Write the proportion equation
908,157.76 : 1,362,232.80 = 277,069.44 : x - Step 2: Convert to fraction form
908,157.76/1,362,232.80 = 277,069.44/x - Step 3: Cross multiply
908,157.76x = 1,362,232.80 × 277,069.44 - Step 4: Simplify right side
908,157.76x = 377,433,079,045.63 - Step 5: Solve for x
x = 377,433,079,045.63/908,157.76 - Step 6: Final answer
x = 415,602.99
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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.