Finding the Fourth Proportional to 744,697.37, 1,117,082.96 and 212,296.82
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Solution
The fourth proportional to 744,697.37, 1,117,082.96 and 212,296.82 is: 318,455.75
Step by Step Solution
- Step 1: Write the proportion equation
744,697.37 : 1,117,082.96 = 212,296.82 : x - Step 2: Convert to fraction form
744,697.37/1,117,082.96 = 212,296.82/x - Step 3: Cross multiply
744,697.37x = 1,117,082.96 × 212,296.82 - Step 4: Simplify right side
744,697.37x = 237,153,160,084.19 - Step 5: Solve for x
x = 237,153,160,084.19/744,697.37 - Step 6: Final answer
x = 318,455.75
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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.