Finding the Fourth Proportional to 295,739.30, 408,122.82 and 166,653.05
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Solution
The fourth proportional to 295,739.30, 408,122.82 and 166,653.05 is: 229,982.66
Step by Step Solution
- Step 1: Write the proportion equation
295,739.30 : 408,122.82 = 166,653.05 : x - Step 2: Convert to fraction form
295,739.30/408,122.82 = 166,653.05/x - Step 3: Cross multiply
295,739.30x = 408,122.82 × 166,653.05 - Step 4: Simplify right side
295,739.30x = 68,014,910,686.99 - Step 5: Solve for x
x = 68,014,910,686.99/295,739.30 - Step 6: Final answer
x = 229,982.66
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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.