Finding the Fourth Proportional to 341,397.17, 512,120.35 and 131,035.10
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Solution
The fourth proportional to 341,397.17, 512,120.35 and 131,035.10 is: 196,562.09
Step by Step Solution
- Step 1: Write the proportion equation
341,397.17 : 512,120.35 = 131,035.10 : x - Step 2: Convert to fraction form
341,397.17/512,120.35 = 131,035.10/x - Step 3: Cross multiply
341,397.17x = 512,120.35 × 131,035.10 - Step 4: Simplify right side
341,397.17x = 67,105,741,274.29 - Step 5: Solve for x
x = 67,105,741,274.29/341,397.17 - Step 6: Final answer
x = 196,562.09
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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.