Finding the Fourth Proportional to 474,286.05, 654,857.06 and 293,246.19
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Solution
The fourth proportional to 474,286.05, 654,857.06 and 293,246.19 is: 404,891.39
Step by Step Solution
- Step 1: Write the proportion equation
474,286.05 : 654,857.06 = 293,246.19 : x - Step 2: Convert to fraction form
474,286.05/654,857.06 = 293,246.19/x - Step 3: Cross multiply
474,286.05x = 654,857.06 × 293,246.19 - Step 4: Simplify right side
474,286.05x = 192,034,336,373.37 - Step 5: Solve for x
x = 192,034,336,373.37/474,286.05 - Step 6: Final answer
x = 404,891.39
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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.