Finding the Fourth Proportional to 318,277.23, 439,227.93 and 182,323.07
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Solution
The fourth proportional to 318,277.23, 439,227.93 and 182,323.07 is: 251,608.90
Step by Step Solution
- Step 1: Write the proportion equation
318,277.23 : 439,227.93 = 182,323.07 : x - Step 2: Convert to fraction form
318,277.23/439,227.93 = 182,323.07/x - Step 3: Cross multiply
318,277.23x = 439,227.93 × 182,323.07 - Step 4: Simplify right side
318,277.23x = 80,081,382,431.21 - Step 5: Solve for x
x = 80,081,382,431.21/318,277.23 - Step 6: Final answer
x = 251,608.90
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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.