Finding the Fourth Proportional to 846,902.26, 1,168,748.52 and 479,350.18
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Solution
The fourth proportional to 846,902.26, 1,168,748.52 and 479,350.18 is: 661,516.49
Step by Step Solution
- Step 1: Write the proportion equation
846,902.26 : 1,168,748.52 = 479,350.18 : x - Step 2: Convert to fraction form
846,902.26/1,168,748.52 = 479,350.18/x - Step 3: Cross multiply
846,902.26x = 1,168,748.52 × 479,350.18 - Step 4: Simplify right side
846,902.26x = 560,239,810,514.86 - Step 5: Solve for x
x = 560,239,810,514.86/846,902.26 - Step 6: Final answer
x = 661,516.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.