Finding the Third Proportional to 199,716 and 434,424
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Solution
The third proportional to 199,716 and 434,424 is: 944,962.91
Step by Step Solution
- Step 1: Write the proportion equation
199,716 : 434,424 = 434,424 : x - Step 2: Convert to fraction form
199,716/434,424 = 434,424/x - Step 3: Cross multiply
199,716x = 434,424 × 434,424 - Step 4: Simplify right side
199,716x = 188,724,211,776 - Step 5: Solve for x
x = 188,724,211,776/199,716 - Step 6: Final answer
x = 944,962.91
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.