Finding the Fourth Proportional to 277,645.84, 416,163.09 and 181,543.42
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Solution
The fourth proportional to 277,645.84, 416,163.09 and 181,543.42 is: 272,115.26
Step by Step Solution
- Step 1: Write the proportion equation
277,645.84 : 416,163.09 = 181,543.42 : x - Step 2: Convert to fraction form
277,645.84/416,163.09 = 181,543.42/x - Step 3: Cross multiply
277,645.84x = 416,163.09 × 181,543.42 - Step 4: Simplify right side
277,645.84x = 75,551,670,636.37 - Step 5: Solve for x
x = 75,551,670,636.37/277,645.84 - Step 6: Final answer
x = 272,115.26
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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.