Finding the Fourth Proportional to 266,736.79, 368,230.58 and 206,170.66
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Solution
The fourth proportional to 266,736.79, 368,230.58 and 206,170.66 is: 284,618.94
Step by Step Solution
- Step 1: Write the proportion equation
266,736.79 : 368,230.58 = 206,170.66 : x - Step 2: Convert to fraction form
266,736.79/368,230.58 = 206,170.66/x - Step 3: Cross multiply
266,736.79x = 368,230.58 × 206,170.66 - Step 4: Simplify right side
266,736.79x = 75,918,341,710.78 - Step 5: Solve for x
x = 75,918,341,710.78/266,736.79 - Step 6: Final answer
x = 284,618.94
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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.