Finding the Fourth Proportional to 203,523.44, 303,802.75 and 188,515.09
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Solution
The fourth proportional to 203,523.44, 303,802.75 and 188,515.09 is: 281,399.53
Step by Step Solution
- Step 1: Write the proportion equation
203,523.44 : 303,802.75 = 188,515.09 : x - Step 2: Convert to fraction form
203,523.44/303,802.75 = 188,515.09/x - Step 3: Cross multiply
203,523.44x = 303,802.75 × 188,515.09 - Step 4: Simplify right side
203,523.44x = 57,271,400,296.91 - Step 5: Solve for x
x = 57,271,400,296.91/203,523.44 - Step 6: Final answer
x = 281,399.53
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1.5x scale
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.