Finding the Fourth Proportional to 417,751.73, 626,891.11 and 177,865.49
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Solution
The fourth proportional to 417,751.73, 626,891.11 and 177,865.49 is: 266,910.43
Step by Step Solution
- Step 1: Write the proportion equation
417,751.73 : 626,891.11 = 177,865.49 : x - Step 2: Convert to fraction form
417,751.73/626,891.11 = 177,865.49/x - Step 3: Cross multiply
417,751.73x = 626,891.11 × 177,865.49 - Step 4: Simplify right side
417,751.73x = 111,502,290,877.68 - Step 5: Solve for x
x = 111,502,290,877.68/417,751.73 - Step 6: Final answer
x = 266,910.43
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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.