Finding the Fourth Proportional to 267,994.24, 401,995.20 and 127,767.68
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Solution
The fourth proportional to 267,994.24, 401,995.20 and 127,767.68 is: 191,653.35
Step by Step Solution
- Step 1: Write the proportion equation
267,994.24 : 401,995.20 = 127,767.68 : x - Step 2: Convert to fraction form
267,994.24/401,995.20 = 127,767.68/x - Step 3: Cross multiply
267,994.24x = 401,995.20 × 127,767.68 - Step 4: Simplify right side
267,994.24x = 51,361,994,075.14 - Step 5: Solve for x
x = 51,361,994,075.14/267,994.24 - Step 6: Final answer
x = 191,653.35
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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.