Finding the Fourth Proportional to 343,170.12, 514,186.14 and 242,832.96
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Solution
The fourth proportional to 343,170.12, 514,186.14 and 242,832.96 is: 363,846.78
Step by Step Solution
- Step 1: Write the proportion equation
343,170.12 : 514,186.14 = 242,832.96 : x - Step 2: Convert to fraction form
343,170.12/514,186.14 = 242,832.96/x - Step 3: Cross multiply
343,170.12x = 514,186.14 × 242,832.96 - Step 4: Simplify right side
343,170.12x = 124,861,342,367.17 - Step 5: Solve for x
x = 124,861,342,367.17/343,170.12 - Step 6: Final answer
x = 363,846.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.