Finding the Fourth Proportional to 351,321.84, 484,496.64 and 325,226.88
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Solution
The fourth proportional to 351,321.84, 484,496.64 and 325,226.88 is: 448,509.92
Step by Step Solution
- Step 1: Write the proportion equation
351,321.84 : 484,496.64 = 325,226.88 : x - Step 2: Convert to fraction form
351,321.84/484,496.64 = 325,226.88/x - Step 3: Cross multiply
351,321.84x = 484,496.64 × 325,226.88 - Step 4: Simplify right side
351,321.84x = 157,571,330,597.68 - Step 5: Solve for x
x = 157,571,330,597.68/351,321.84 - Step 6: Final answer
x = 448,509.92
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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.