Finding the Fourth Proportional to 299,110.08, 447,611.76 and 186,843.12
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Solution
The fourth proportional to 299,110.08, 447,611.76 and 186,843.12 is: 279,606.68
Step by Step Solution
- Step 1: Write the proportion equation
299,110.08 : 447,611.76 = 186,843.12 : x - Step 2: Convert to fraction form
299,110.08/447,611.76 = 186,843.12/x - Step 3: Cross multiply
299,110.08x = 447,611.76 × 186,843.12 - Step 4: Simplify right side
299,110.08x = 83,633,177,787.09 - Step 5: Solve for x
x = 83,633,177,787.09/299,110.08 - Step 6: Final answer
x = 279,606.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.