Finding the Third Proportional to 151,381.41 and 318,447.70
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Solution
The third proportional to 151,381.41 and 318,447.70 is: 669,890.33
Step by Step Solution
- Step 1: Write the proportion equation
151,381.41 : 318,447.70 = 318,447.70 : x - Step 2: Convert to fraction form
151,381.41/318,447.70 = 318,447.70/x - Step 3: Cross multiply
151,381.41x = 318,447.70 × 318,447.70 - Step 4: Simplify right side
151,381.41x = 101,408,939,625.59 - Step 5: Solve for x
x = 101,408,939,625.59/151,381.41 - Step 6: Final answer
x = 669,890.33
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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.