Finding the Fourth Proportional to 308,042.65, 462,080.49 and 97,696.99
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Solution
The fourth proportional to 308,042.65, 462,080.49 and 97,696.99 is: 146,550.72
Step by Step Solution
- Step 1: Write the proportion equation
308,042.65 : 462,080.49 = 97,696.99 : x - Step 2: Convert to fraction form
308,042.65/462,080.49 = 97,696.99/x - Step 3: Cross multiply
308,042.65x = 462,080.49 × 97,696.99 - Step 4: Simplify right side
308,042.65x = 45,143,873,010.73 - Step 5: Solve for x
x = 45,143,873,010.73/308,042.65 - Step 6: Final answer
x = 146,550.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.