Finding the Third Proportional to 453,685.50 and 670,182.75
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Solution
The third proportional to 453,685.50 and 670,182.75 is: 989,991.79
Step by Step Solution
- Step 1: Write the proportion equation
453,685.50 : 670,182.75 = 670,182.75 : x - Step 2: Convert to fraction form
453,685.50/670,182.75 = 670,182.75/x - Step 3: Cross multiply
453,685.50x = 670,182.75 × 670,182.75 - Step 4: Simplify right side
453,685.50x = 449,144,918,397.56 - Step 5: Solve for x
x = 449,144,918,397.56/453,685.50 - Step 6: Final answer
x = 989,991.79
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These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.