Finding the Fourth Proportional to 271,839.68, 374,699.04 and 202,811.84
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Solution
The fourth proportional to 271,839.68, 374,699.04 and 202,811.84 is: 279,552.28
Step by Step Solution
- Step 1: Write the proportion equation
271,839.68 : 374,699.04 = 202,811.84 : x - Step 2: Convert to fraction form
271,839.68/374,699.04 = 202,811.84/x - Step 3: Cross multiply
271,839.68x = 374,699.04 × 202,811.84 - Step 4: Simplify right side
271,839.68x = 75,993,401,748.63 - Step 5: Solve for x
x = 75,993,401,748.63/271,839.68 - Step 6: Final answer
x = 279,552.28
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1.5x scale
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.