Finding the Fourth Proportional to 367,382.71, 506,987.88 and 206,238.07
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Solution
The fourth proportional to 367,382.71, 506,987.88 and 206,238.07 is: 284,608.39
Step by Step Solution
- Step 1: Write the proportion equation
367,382.71 : 506,987.88 = 206,238.07 : x - Step 2: Convert to fraction form
367,382.71/506,987.88 = 206,238.07/x - Step 3: Cross multiply
367,382.71x = 506,987.88 × 206,238.07 - Step 4: Simplify right side
367,382.71x = 104,560,201,884.59 - Step 5: Solve for x
x = 104,560,201,884.59/367,382.71 - Step 6: Final answer
x = 284,608.39
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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.