Finding the Fourth Proportional to 379,026.42, 567,633.24 and 218,616.08
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Solution
The fourth proportional to 379,026.42, 567,633.24 and 218,616.08 is: 327,401.32
Step by Step Solution
- Step 1: Write the proportion equation
379,026.42 : 567,633.24 = 218,616.08 : x - Step 2: Convert to fraction form
379,026.42/567,633.24 = 218,616.08/x - Step 3: Cross multiply
379,026.42x = 567,633.24 × 218,616.08 - Step 4: Simplify right side
379,026.42x = 124,093,750,968.33 - Step 5: Solve for x
x = 124,093,750,968.33/379,026.42 - Step 6: Final answer
x = 327,401.32
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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.