Finding the Fourth Proportional to 341,396.23, 512,118.95 and 131,034.17
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Solution
The fourth proportional to 341,396.23, 512,118.95 and 131,034.17 is: 196,560.69
Step by Step Solution
- Step 1: Write the proportion equation
341,396.23 : 512,118.95 = 131,034.17 : x - Step 2: Convert to fraction form
341,396.23/512,118.95 = 131,034.17/x - Step 3: Cross multiply
341,396.23x = 512,118.95 × 131,034.17 - Step 4: Simplify right side
341,396.23x = 67,105,078,338.76 - Step 5: Solve for x
x = 67,105,078,338.76/341,396.23 - Step 6: Final answer
x = 196,560.69
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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.