Finding the Fourth Proportional to 304,795.98, 420,578.60 and 175,739.31
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Solution
The fourth proportional to 304,795.98, 420,578.60 and 175,739.31 is: 242,497.27
Step by Step Solution
- Step 1: Write the proportion equation
304,795.98 : 420,578.60 = 175,739.31 : x - Step 2: Convert to fraction form
304,795.98/420,578.60 = 175,739.31/x - Step 3: Cross multiply
304,795.98x = 420,578.60 × 175,739.31 - Step 4: Simplify right side
304,795.98x = 73,912,192,086.07 - Step 5: Solve for x
x = 73,912,192,086.07/304,795.98 - Step 6: Final answer
x = 242,497.27
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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.