Finding the Fourth Proportional to 852,485.97, 1,176,873.47 and 622,785.36
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Solution
The fourth proportional to 852,485.97, 1,176,873.47 and 622,785.36 is: 859,767.30
Step by Step Solution
- Step 1: Write the proportion equation
852,485.97 : 1,176,873.47 = 622,785.36 : x - Step 2: Convert to fraction form
852,485.97/1,176,873.47 = 622,785.36/x - Step 3: Cross multiply
852,485.97x = 1,176,873.47 × 622,785.36 - Step 4: Simplify right side
852,485.97x = 732,939,564,574.47 - Step 5: Solve for x
x = 732,939,564,574.47/852,485.97 - Step 6: Final answer
x = 859,767.30
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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.