Finding the Fourth Proportional to 295,889.09, 408,306.43 and 166,832.15
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Solution
The fourth proportional to 295,889.09, 408,306.43 and 166,832.15 is: 230,216.80
Step by Step Solution
- Step 1: Write the proportion equation
295,889.09 : 408,306.43 = 166,832.15 : x - Step 2: Convert to fraction form
295,889.09/408,306.43 = 166,832.15/x - Step 3: Cross multiply
295,889.09x = 408,306.43 × 166,832.15 - Step 4: Simplify right side
295,889.09x = 68,118,639,575.72 - Step 5: Solve for x
x = 68,118,639,575.72/295,889.09 - Step 6: Final answer
x = 230,216.80
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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.