Finding the Fourth Proportional to 265,289.09, 366,098.58 and 144,431.19
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Solution
The fourth proportional to 265,289.09, 366,098.58 and 144,431.19 is: 199,314.85
Step by Step Solution
- Step 1: Write the proportion equation
265,289.09 : 366,098.58 = 144,431.19 : x - Step 2: Convert to fraction form
265,289.09/366,098.58 = 144,431.19/x - Step 3: Cross multiply
265,289.09x = 366,098.58 × 144,431.19 - Step 4: Simplify right side
265,289.09x = 52,876,053,566.71 - Step 5: Solve for x
x = 52,876,053,566.71/265,289.09 - Step 6: Final answer
x = 199,314.85
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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.