Finding the Fourth Proportional to 265,176.06, 397,764.09 and 218,330.52
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Solution
The fourth proportional to 265,176.06, 397,764.09 and 218,330.52 is: 327,495.78
Step by Step Solution
- Step 1: Write the proportion equation
265,176.06 : 397,764.09 = 218,330.52 : x - Step 2: Convert to fraction form
265,176.06/397,764.09 = 218,330.52/x - Step 3: Cross multiply
265,176.06x = 397,764.09 × 218,330.52 - Step 4: Simplify right side
265,176.06x = 86,844,040,607.03 - Step 5: Solve for x
x = 86,844,040,607.03/265,176.06 - Step 6: Final answer
x = 327,495.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.