Finding the Fourth Proportional to 271,497.14, 374,720.57 and 156,794.46
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Solution
The fourth proportional to 271,497.14, 374,720.57 and 156,794.46 is: 216,407.84
Step by Step Solution
- Step 1: Write the proportion equation
271,497.14 : 374,720.57 = 156,794.46 : x - Step 2: Convert to fraction form
271,497.14/374,720.57 = 156,794.46/x - Step 3: Cross multiply
271,497.14x = 374,720.57 × 156,794.46 - Step 4: Simplify right side
271,497.14x = 58,754,109,424.04 - Step 5: Solve for x
x = 58,754,109,424.04/271,497.14 - Step 6: Final answer
x = 216,407.84
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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.