Finding the Fourth Proportional to 303,396.75, 418,687.70 and 169,260.75
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Solution
The fourth proportional to 303,396.75, 418,687.70 and 169,260.75 is: 233,579.94
Step by Step Solution
- Step 1: Write the proportion equation
303,396.75 : 418,687.70 = 169,260.75 : x - Step 2: Convert to fraction form
303,396.75/418,687.70 = 169,260.75/x - Step 3: Cross multiply
303,396.75x = 418,687.70 × 169,260.75 - Step 4: Simplify right side
303,396.75x = 70,867,393,271.47 - Step 5: Solve for x
x = 70,867,393,271.47/303,396.75 - Step 6: Final answer
x = 233,579.94
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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.