Finding the Fourth Proportional to 271,428.42, 374,540.98 and 150,539.42
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Solution
The fourth proportional to 271,428.42, 374,540.98 and 150,539.42 is: 207,727.63
Step by Step Solution
- Step 1: Write the proportion equation
271,428.42 : 374,540.98 = 150,539.42 : x - Step 2: Convert to fraction form
271,428.42/374,540.98 = 150,539.42/x - Step 3: Cross multiply
271,428.42x = 374,540.98 × 150,539.42 - Step 4: Simplify right side
271,428.42x = 56,383,181,895.43 - Step 5: Solve for x
x = 56,383,181,895.43/271,428.42 - Step 6: Final answer
x = 207,727.63
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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.