Finding the Fourth Proportional to 304,169.49, 456,382.94 and 163,764.09
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Solution
The fourth proportional to 304,169.49, 456,382.94 and 163,764.09 is: 245,715.43
Step by Step Solution
- Step 1: Write the proportion equation
304,169.49 : 456,382.94 = 163,764.09 : x - Step 2: Convert to fraction form
304,169.49/456,382.94 = 163,764.09/x - Step 3: Cross multiply
304,169.49x = 456,382.94 × 163,764.09 - Step 4: Simplify right side
304,169.49x = 74,739,136,041.80 - Step 5: Solve for x
x = 74,739,136,041.80/304,169.49 - Step 6: Final answer
x = 245,715.43
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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.