Finding the Fourth Proportional to 321,597.62, 482,351.74 and 225,242.99
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Solution
The fourth proportional to 321,597.62, 482,351.74 and 225,242.99 is: 337,833.18
Step by Step Solution
- Step 1: Write the proportion equation
321,597.62 : 482,351.74 = 225,242.99 : x - Step 2: Convert to fraction form
321,597.62/482,351.74 = 225,242.99/x - Step 3: Cross multiply
321,597.62x = 482,351.74 × 225,242.99 - Step 4: Simplify right side
321,597.62x = 108,646,348,149.30 - Step 5: Solve for x
x = 108,646,348,149.30/321,597.62 - Step 6: Final answer
x = 337,833.18
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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.