Finding the Fourth Proportional to 295,566.63, 407,891.69 and 161,430.63
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Solution
The fourth proportional to 295,566.63, 407,891.69 and 161,430.63 is: 222,779.59
Step by Step Solution
- Step 1: Write the proportion equation
295,566.63 : 407,891.69 = 161,430.63 : x - Step 2: Convert to fraction form
295,566.63/407,891.69 = 161,430.63/x - Step 3: Cross multiply
295,566.63x = 407,891.69 × 161,430.63 - Step 4: Simplify right side
295,566.63x = 65,846,212,488.46 - Step 5: Solve for x
x = 65,846,212,488.46/295,566.63 - Step 6: Final answer
x = 222,779.59
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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.