Finding the Third Proportional to 396,530.44 and 840,218.06
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Solution
The third proportional to 396,530.44 and 840,218.06 is: 1,780,358.65
Step by Step Solution
- Step 1: Write the proportion equation
396,530.44 : 840,218.06 = 840,218.06 : x - Step 2: Convert to fraction form
396,530.44/840,218.06 = 840,218.06/x - Step 3: Cross multiply
396,530.44x = 840,218.06 × 840,218.06 - Step 4: Simplify right side
396,530.44x = 705,966,392,551.25 - Step 5: Solve for x
x = 705,966,392,551.25/396,530.44 - Step 6: Final answer
x = 1,780,358.65
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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.