Finding the Fourth Proportional to 322,168.88, 444,567.02 and 186,211.62
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Solution
The fourth proportional to 322,168.88, 444,567.02 and 186,211.62 is: 256,956.99
Step by Step Solution
- Step 1: Write the proportion equation
322,168.88 : 444,567.02 = 186,211.62 : x - Step 2: Convert to fraction form
322,168.88/444,567.02 = 186,211.62/x - Step 3: Cross multiply
322,168.88x = 444,567.02 × 186,211.62 - Step 4: Simplify right side
322,168.88x = 82,783,544,992.77 - Step 5: Solve for x
x = 82,783,544,992.77/322,168.88 - Step 6: Final answer
x = 256,956.99
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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.