Finding the Third Proportional to 398,106 and 874,932
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Solution
The third proportional to 398,106 and 874,932 is: 1,922,869.80
Step by Step Solution
- Step 1: Write the proportion equation
398,106 : 874,932 = 874,932 : x - Step 2: Convert to fraction form
398,106/874,932 = 874,932/x - Step 3: Cross multiply
398,106x = 874,932 × 874,932 - Step 4: Simplify right side
398,106x = 765,506,004,624 - Step 5: Solve for x
x = 765,506,004,624/398,106 - Step 6: Final answer
x = 1,922,869.80
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.