Finding the Fourth Proportional to 269,425.42, 371,804.79 and 148,571.80
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Solution
The fourth proportional to 269,425.42, 371,804.79 and 148,571.80 is: 205,027.82
Step by Step Solution
- Step 1: Write the proportion equation
269,425.42 : 371,804.79 = 148,571.80 : x - Step 2: Convert to fraction form
269,425.42/371,804.79 = 148,571.80/x - Step 3: Cross multiply
269,425.42x = 371,804.79 × 148,571.80 - Step 4: Simplify right side
269,425.42x = 55,239,706,898.92 - Step 5: Solve for x
x = 55,239,706,898.92/269,425.42 - Step 6: Final answer
x = 205,027.82
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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.