Finding the Third Proportional to 307,730.25 and 494,439.75
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Solution
The third proportional to 307,730.25 and 494,439.75 is: 794,431.70
Step by Step Solution
- Step 1: Write the proportion equation
307,730.25 : 494,439.75 = 494,439.75 : x - Step 2: Convert to fraction form
307,730.25/494,439.75 = 494,439.75/x - Step 3: Cross multiply
307,730.25x = 494,439.75 × 494,439.75 - Step 4: Simplify right side
307,730.25x = 244,470,666,380.06 - Step 5: Solve for x
x = 244,470,666,380.06/307,730.25 - Step 6: Final answer
x = 794,431.70
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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.