Finding the Fourth Proportional to 303,270.06, 418,512.69 and 169,134.06
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Solution
The fourth proportional to 303,270.06, 418,512.69 and 169,134.06 is: 233,405.01
Step by Step Solution
- Step 1: Write the proportion equation
303,270.06 : 418,512.69 = 169,134.06 : x - Step 2: Convert to fraction form
303,270.06/418,512.69 = 169,134.06/x - Step 3: Cross multiply
303,270.06x = 418,512.69 × 169,134.06 - Step 4: Simplify right side
303,270.06x = 70,784,750,421.22 - Step 5: Solve for x
x = 70,784,750,421.22/303,270.06 - Step 6: Final answer
x = 233,405.01
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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.