Finding the Fourth Proportional to 265,225.73, 397,934.84 and 163,905.69
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Solution
The fourth proportional to 265,225.73, 397,934.84 and 163,905.69 is: 245,918.02
Step by Step Solution
- Step 1: Write the proportion equation
265,225.73 : 397,934.84 = 163,905.69 : x - Step 2: Convert to fraction form
265,225.73/397,934.84 = 163,905.69/x - Step 3: Cross multiply
265,225.73x = 397,934.84 × 163,905.69 - Step 4: Simplify right side
265,225.73x = 65,223,786,427.26 - Step 5: Solve for x
x = 65,223,786,427.26/265,225.73 - Step 6: Final answer
x = 245,918.02
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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.