Finding the Fourth Proportional to 366,908.40, 512,622 and 366,908.40
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Solution
The fourth proportional to 366,908.40, 512,622 and 366,908.40 is: 512,622
Step by Step Solution
- Step 1: Write the proportion equation
366,908.40 : 512,622 = 366,908.40 : x - Step 2: Convert to fraction form
366,908.40/512,622 = 366,908.40/x - Step 3: Cross multiply
366,908.40x = 512,622 × 366,908.40 - Step 4: Simplify right side
366,908.40x = 188,085,317,824.80 - Step 5: Solve for x
x = 188,085,317,824.80/366,908.40 - Step 6: Final answer
x = 512,622
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.