Finding the Fourth Proportional to 796,803.21, 1,099,549.26 and 434,225.97
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Solution
The fourth proportional to 796,803.21, 1,099,549.26 and 434,225.97 is: 599,210.49
Step by Step Solution
- Step 1: Write the proportion equation
796,803.21 : 1,099,549.26 = 434,225.97 : x - Step 2: Convert to fraction form
796,803.21/1,099,549.26 = 434,225.97/x - Step 3: Cross multiply
796,803.21x = 1,099,549.26 × 434,225.97 - Step 4: Simplify right side
796,803.21x = 477,452,843,986.28 - Step 5: Solve for x
x = 477,452,843,986.28/796,803.21 - Step 6: Final answer
x = 599,210.49
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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.