Finding the Fourth Proportional to 796,891.98, 1,099,678.88 and 434,308.08
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Solution
The fourth proportional to 796,891.98, 1,099,678.88 and 434,308.08 is: 599,327.68
Step by Step Solution
- Step 1: Write the proportion equation
796,891.98 : 1,099,678.88 = 434,308.08 : x - Step 2: Convert to fraction form
796,891.98/1,099,678.88 = 434,308.08/x - Step 3: Cross multiply
796,891.98x = 1,099,678.88 × 434,308.08 - Step 4: Simplify right side
796,891.98x = 477,599,422,989.35 - Step 5: Solve for x
x = 477,599,422,989.35/796,891.98 - Step 6: Final answer
x = 599,327.68
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1.5x scale
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.