Finding the Fourth Proportional to 352,582.26, 486,514.53 and 207,394.62
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Solution
The fourth proportional to 352,582.26, 486,514.53 and 207,394.62 is: 286,175.76
Step by Step Solution
- Step 1: Write the proportion equation
352,582.26 : 486,514.53 = 207,394.62 : x - Step 2: Convert to fraction form
352,582.26/486,514.53 = 207,394.62/x - Step 3: Cross multiply
352,582.26x = 486,514.53 × 207,394.62 - Step 4: Simplify right side
352,582.26x = 100,900,496,073.83 - Step 5: Solve for x
x = 100,900,496,073.83/352,582.26 - Step 6: Final answer
x = 286,175.76
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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.