Finding the Fourth Proportional to 265,687.36, 366,646.08 and 144,828.48
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Solution
The fourth proportional to 265,687.36, 366,646.08 and 144,828.48 is: 199,861.95
Step by Step Solution
- Step 1: Write the proportion equation
265,687.36 : 366,646.08 = 144,828.48 : x - Step 2: Convert to fraction form
265,687.36/366,646.08 = 144,828.48/x - Step 3: Cross multiply
265,687.36x = 366,646.08 × 144,828.48 - Step 4: Simplify right side
265,687.36x = 53,100,794,464.36 - Step 5: Solve for x
x = 53,100,794,464.36/265,687.36 - Step 6: Final answer
x = 199,861.95
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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.