Finding the Fourth Proportional to 255,729.63, 353,058.11 and 227,356.82
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Solution
The fourth proportional to 255,729.63, 353,058.11 and 227,356.82 is: 313,886.84
Step by Step Solution
- Step 1: Write the proportion equation
255,729.63 : 353,058.11 = 227,356.82 : x - Step 2: Convert to fraction form
255,729.63/353,058.11 = 227,356.82/x - Step 3: Cross multiply
255,729.63x = 353,058.11 × 227,356.82 - Step 4: Simplify right side
255,729.63x = 80,270,166,262.74 - Step 5: Solve for x
x = 80,270,166,262.74/255,729.63 - Step 6: Final answer
x = 313,886.84
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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.