Finding the Fourth Proportional to 796,754.09, 1,099,507.01 and 434,181.08
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Solution
The fourth proportional to 796,754.09, 1,099,507.01 and 434,181.08 is: 599,162.45
Step by Step Solution
- Step 1: Write the proportion equation
796,754.09 : 1,099,507.01 = 434,181.08 : x - Step 2: Convert to fraction form
796,754.09/1,099,507.01 = 434,181.08/x - Step 3: Cross multiply
796,754.09x = 1,099,507.01 × 434,181.08 - Step 4: Simplify right side
796,754.09x = 477,385,133,400.93 - Step 5: Solve for x
x = 477,385,133,400.93/796,754.09 - Step 6: Final answer
x = 599,162.45
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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.