Finding the Fourth Proportional to 265,804.91, 366,819.63 and 144,952.80
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Solution
The fourth proportional to 265,804.91, 366,819.63 and 144,952.80 is: 200,039.70
Step by Step Solution
- Step 1: Write the proportion equation
265,804.91 : 366,819.63 = 144,952.80 : x - Step 2: Convert to fraction form
265,804.91/366,819.63 = 144,952.80/x - Step 3: Cross multiply
265,804.91x = 366,819.63 × 144,952.80 - Step 4: Simplify right side
265,804.91x = 53,171,533,295.46 - Step 5: Solve for x
x = 53,171,533,295.46/265,804.91 - Step 6: Final answer
x = 200,039.70
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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.