Finding the Fourth Proportional to 269,612.37, 372,076.94 and 154,926.99
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Solution
The fourth proportional to 269,612.37, 372,076.94 and 154,926.99 is: 213,806.07
Step by Step Solution
- Step 1: Write the proportion equation
269,612.37 : 372,076.94 = 154,926.99 : x - Step 2: Convert to fraction form
269,612.37/372,076.94 = 154,926.99/x - Step 3: Cross multiply
269,612.37x = 372,076.94 × 154,926.99 - Step 4: Simplify right side
269,612.37x = 57,644,760,749.93 - Step 5: Solve for x
x = 57,644,760,749.93/269,612.37 - Step 6: Final answer
x = 213,806.07
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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.