Finding the Fourth Proportional to 271,117.84, 374,142.60 and 150,277.28
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Solution
The fourth proportional to 271,117.84, 374,142.60 and 150,277.28 is: 207,382.64
Step by Step Solution
- Step 1: Write the proportion equation
271,117.84 : 374,142.60 = 150,277.28 : x - Step 2: Convert to fraction form
271,117.84/374,142.60 = 150,277.28/x - Step 3: Cross multiply
271,117.84x = 374,142.60 × 150,277.28 - Step 4: Simplify right side
271,117.84x = 56,225,132,260.13 - Step 5: Solve for x
x = 56,225,132,260.13/271,117.84 - Step 6: Final answer
x = 207,382.64
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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.