Finding the Fourth Proportional to 266,743.80, 368,240.26 and 206,177.66
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Solution
The fourth proportional to 266,743.80, 368,240.26 and 206,177.66 is: 284,628.60
Step by Step Solution
- Step 1: Write the proportion equation
266,743.80 : 368,240.26 = 206,177.66 : x - Step 2: Convert to fraction form
266,743.80/368,240.26 = 206,177.66/x - Step 3: Cross multiply
266,743.80x = 368,240.26 × 206,177.66 - Step 4: Simplify right side
266,743.80x = 75,922,915,124.59 - Step 5: Solve for x
x = 75,922,915,124.59/266,743.80 - Step 6: Final answer
x = 284,628.60
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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.