Finding the Fourth Proportional to 352,585.26, 486,518.67 and 207,397.62
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Solution
The fourth proportional to 352,585.26, 486,518.67 and 207,397.62 is: 286,179.90
Step by Step Solution
- Step 1: Write the proportion equation
352,585.26 : 486,518.67 = 207,397.62 : x - Step 2: Convert to fraction form
352,585.26/486,518.67 = 207,397.62/x - Step 3: Cross multiply
352,585.26x = 486,518.67 × 207,397.62 - Step 4: Simplify right side
352,585.26x = 100,902,814,243.57 - Step 5: Solve for x
x = 100,902,814,243.57/352,585.26 - Step 6: Final answer
x = 286,179.90
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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.