Finding the Third Proportional to 379,869.75 and 579,453.75
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Solution
The third proportional to 379,869.75 and 579,453.75 is: 883,899.41
Step by Step Solution
- Step 1: Write the proportion equation
379,869.75 : 579,453.75 = 579,453.75 : x - Step 2: Convert to fraction form
379,869.75/579,453.75 = 579,453.75/x - Step 3: Cross multiply
379,869.75x = 579,453.75 × 579,453.75 - Step 4: Simplify right side
379,869.75x = 335,766,648,389.06 - Step 5: Solve for x
x = 335,766,648,389.06/379,869.75 - Step 6: Final answer
x = 883,899.41
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.