Finding the Fourth Proportional to 852,357.92, 1,176,696.12 and 622,657.28
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Solution
The fourth proportional to 852,357.92, 1,176,696.12 and 622,657.28 is: 859,590.07
Step by Step Solution
- Step 1: Write the proportion equation
852,357.92 : 1,176,696.12 = 622,657.28 : x - Step 2: Convert to fraction form
852,357.92/1,176,696.12 = 622,657.28/x - Step 3: Cross multiply
852,357.92x = 1,176,696.12 × 622,657.28 - Step 4: Simplify right side
852,357.92x = 732,678,405,465.75 - Step 5: Solve for x
x = 732,678,405,465.75/852,357.92 - Step 6: Final answer
x = 859,590.07
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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.