Finding the Third Proportional to 319,694.98 and 494,074.05
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Solution
The third proportional to 319,694.98 and 494,074.05 is: 763,568.99
Step by Step Solution
- Step 1: Write the proportion equation
319,694.98 : 494,074.05 = 494,074.05 : x - Step 2: Convert to fraction form
319,694.98/494,074.05 = 494,074.05/x - Step 3: Cross multiply
319,694.98x = 494,074.05 × 494,074.05 - Step 4: Simplify right side
319,694.98x = 244,109,171,515.35 - Step 5: Solve for x
x = 244,109,171,515.35/319,694.98 - Step 6: Final answer
x = 763,568.99
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.