Finding the Fourth Proportional to 324,860.82, 487,324.66 and 122,627.26
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Solution
The fourth proportional to 324,860.82, 487,324.66 and 122,627.26 is: 183,953.51
Step by Step Solution
- Step 1: Write the proportion equation
324,860.82 : 487,324.66 = 122,627.26 : x - Step 2: Convert to fraction form
324,860.82/487,324.66 = 122,627.26/x - Step 3: Cross multiply
324,860.82x = 487,324.66 × 122,627.26 - Step 4: Simplify right side
324,860.82x = 59,759,287,786.23 - Step 5: Solve for x
x = 59,759,287,786.23/324,860.82 - Step 6: Final answer
x = 183,953.51
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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.