Finding the Fourth Proportional to 202,984.40, 304,476.60 and 84,616.40
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Solution
The fourth proportional to 202,984.40, 304,476.60 and 84,616.40 is: 126,924.60
Step by Step Solution
- Step 1: Write the proportion equation
202,984.40 : 304,476.60 = 84,616.40 : x - Step 2: Convert to fraction form
202,984.40/304,476.60 = 84,616.40/x - Step 3: Cross multiply
202,984.40x = 304,476.60 × 84,616.40 - Step 4: Simplify right side
202,984.40x = 25,763,713,776.24 - Step 5: Solve for x
x = 25,763,713,776.24/202,984.40 - Step 6: Final answer
x = 126,924.60
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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.