Finding the Fourth Proportional to 341,635.80, 512,453.70 and 194,179.80
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Solution
The fourth proportional to 341,635.80, 512,453.70 and 194,179.80 is: 291,269.70
Step by Step Solution
- Step 1: Write the proportion equation
341,635.80 : 512,453.70 = 194,179.80 : x - Step 2: Convert to fraction form
341,635.80/512,453.70 = 194,179.80/x - Step 3: Cross multiply
341,635.80x = 512,453.70 × 194,179.80 - Step 4: Simplify right side
341,635.80x = 99,508,156,975.26 - Step 5: Solve for x
x = 99,508,156,975.26/341,635.80 - Step 6: Final answer
x = 291,269.70
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1.5x scale
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.