Finding the Fourth Proportional to 194,487.49, 291,891.63 and 150,382.99
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Solution
The fourth proportional to 194,487.49, 291,891.63 and 150,382.99 is: 225,698.51
Step by Step Solution
- Step 1: Write the proportion equation
194,487.49 : 291,891.63 = 150,382.99 : x - Step 2: Convert to fraction form
194,487.49/291,891.63 = 150,382.99/x - Step 3: Cross multiply
194,487.49x = 291,891.63 × 150,382.99 - Step 4: Simplify right side
194,487.49x = 43,895,536,075.37 - Step 5: Solve for x
x = 43,895,536,075.37/194,487.49 - Step 6: Final answer
x = 225,698.51
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1.5x scale
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.