Finding the Fourth Proportional to 214,225.62, 321,021.71 and 202,243.62
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Solution
The fourth proportional to 214,225.62, 321,021.71 and 202,243.62 is: 303,066.42
Step by Step Solution
- Step 1: Write the proportion equation
214,225.62 : 321,021.71 = 202,243.62 : x - Step 2: Convert to fraction form
214,225.62/321,021.71 = 202,243.62/x - Step 3: Cross multiply
214,225.62x = 321,021.71 × 202,243.62 - Step 4: Simplify right side
214,225.62x = 64,924,592,728.99 - Step 5: Solve for x
x = 64,924,592,728.99/214,225.62 - Step 6: Final answer
x = 303,066.42
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1.5x scale
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.