Finding the Third Proportional to 307,486.13 and 674,193.38
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Solution
The third proportional to 307,486.13 and 674,193.38 is: 1,478,234.85
Step by Step Solution
- Step 1: Write the proportion equation
307,486.13 : 674,193.38 = 674,193.38 : x - Step 2: Convert to fraction form
307,486.13/674,193.38 = 674,193.38/x - Step 3: Cross multiply
307,486.13x = 674,193.38 × 674,193.38 - Step 4: Simplify right side
307,486.13x = 454,536,706,893.89 - Step 5: Solve for x
x = 454,536,706,893.89/307,486.13 - Step 6: Final answer
x = 1,478,234.85
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.