Finding the Third Proportional to 317,133.75 and 665,406.75
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Solution
The third proportional to 317,133.75 and 665,406.75 is: 1,396,149.55
Step by Step Solution
- Step 1: Write the proportion equation
317,133.75 : 665,406.75 = 665,406.75 : x - Step 2: Convert to fraction form
317,133.75/665,406.75 = 665,406.75/x - Step 3: Cross multiply
317,133.75x = 665,406.75 × 665,406.75 - Step 4: Simplify right side
317,133.75x = 442,766,142,945.56 - Step 5: Solve for x
x = 442,766,142,945.56/317,133.75 - Step 6: Final answer
x = 1,396,149.55
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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.