Finding the Fourth Proportional to 327,716.36, 452,015.52 and 218,765.84
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Solution
The fourth proportional to 327,716.36, 452,015.52 and 218,765.84 is: 301,741.28
Step by Step Solution
- Step 1: Write the proportion equation
327,716.36 : 452,015.52 = 218,765.84 : x - Step 2: Convert to fraction form
327,716.36/452,015.52 = 218,765.84/x - Step 3: Cross multiply
327,716.36x = 452,015.52 × 218,765.84 - Step 4: Simplify right side
327,716.36x = 98,885,554,925.84 - Step 5: Solve for x
x = 98,885,554,925.84/327,716.36 - Step 6: Final answer
x = 301,741.28
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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.