Finding the Fourth Proportional to 208,444.41, 311,157.29 and 183,222.09
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Solution
The fourth proportional to 208,444.41, 311,157.29 and 183,222.09 is: 273,506.44
Step by Step Solution
- Step 1: Write the proportion equation
208,444.41 : 311,157.29 = 183,222.09 : x - Step 2: Convert to fraction form
208,444.41/311,157.29 = 183,222.09/x - Step 3: Cross multiply
208,444.41x = 311,157.29 × 183,222.09 - Step 4: Simplify right side
208,444.41x = 57,010,889,450.59 - Step 5: Solve for x
x = 57,010,889,450.59/208,444.41 - Step 6: Final answer
x = 273,506.44
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.