Finding the Fourth Proportional to 683,266.68, 1,024,912.17 and 209,956.14
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Solution
The fourth proportional to 683,266.68, 1,024,912.17 and 209,956.14 is: 314,937.94
Step by Step Solution
- Step 1: Write the proportion equation
683,266.68 : 1,024,912.17 = 209,956.14 : x - Step 2: Convert to fraction form
683,266.68/1,024,912.17 = 209,956.14/x - Step 3: Cross multiply
683,266.68x = 1,024,912.17 × 209,956.14 - Step 4: Simplify right side
683,266.68x = 215,186,603,052.22 - Step 5: Solve for x
x = 215,186,603,052.22/683,266.68 - Step 6: Final answer
x = 314,937.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.