Finding the Fourth Proportional to 858,696.39, 1,287,898.79 and 227,673.99
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Solution
The fourth proportional to 858,696.39, 1,287,898.79 and 227,673.99 is: 341,472.33
Step by Step Solution
- Step 1: Write the proportion equation
858,696.39 : 1,287,898.79 = 227,673.99 : x - Step 2: Convert to fraction form
858,696.39/1,287,898.79 = 227,673.99/x - Step 3: Cross multiply
858,696.39x = 1,287,898.79 × 227,673.99 - Step 4: Simplify right side
858,696.39x = 293,221,055,097.10 - Step 5: Solve for x
x = 293,221,055,097.10/858,696.39 - Step 6: Final answer
x = 341,472.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.