Finding the Fourth Proportional to 366,891.70, 514,581.50 and 366,891.70
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Solution
The fourth proportional to 366,891.70, 514,581.50 and 366,891.70 is: 514,581.50
Step by Step Solution
- Step 1: Write the proportion equation
366,891.70 : 514,581.50 = 366,891.70 : x - Step 2: Convert to fraction form
366,891.70/514,581.50 = 366,891.70/x - Step 3: Cross multiply
366,891.70x = 514,581.50 × 366,891.70 - Step 4: Simplify right side
366,891.70x = 188,795,681,323.55 - Step 5: Solve for x
x = 188,795,681,323.55/366,891.70 - Step 6: Final answer
x = 514,581.50
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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.