Finding the Fourth Proportional to 335,235.17, 499,694.74 and 308,330.97
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Solution
The fourth proportional to 335,235.17, 499,694.74 and 308,330.97 is: 459,591.88
Step by Step Solution
- Step 1: Write the proportion equation
335,235.17 : 499,694.74 = 308,330.97 : x - Step 2: Convert to fraction form
335,235.17/499,694.74 = 308,330.97/x - Step 3: Cross multiply
335,235.17x = 499,694.74 × 308,330.97 - Step 4: Simplify right side
335,235.17x = 154,071,364,054.20 - Step 5: Solve for x
x = 154,071,364,054.20/335,235.17 - Step 6: Final answer
x = 459,591.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.