Finding the Fourth Proportional to 271,321.53, 374,424.57 and 150,473.99
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Solution
The fourth proportional to 271,321.53, 374,424.57 and 150,473.99 is: 207,654.58
Step by Step Solution
- Step 1: Write the proportion equation
271,321.53 : 374,424.57 = 150,473.99 : x - Step 2: Convert to fraction form
271,321.53/374,424.57 = 150,473.99/x - Step 3: Cross multiply
271,321.53x = 374,424.57 × 150,473.99 - Step 4: Simplify right side
271,321.53x = 56,341,157,129.81 - Step 5: Solve for x
x = 56,341,157,129.81/271,321.53 - Step 6: Final answer
x = 207,654.58
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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.