Finding the Fourth Proportional to 474,253.72, 654,491.10 and 273,114.52
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Solution
The fourth proportional to 474,253.72, 654,491.10 and 273,114.52 is: 376,910.11
Step by Step Solution
- Step 1: Write the proportion equation
474,253.72 : 654,491.10 = 273,114.52 : x - Step 2: Convert to fraction form
474,253.72/654,491.10 = 273,114.52/x - Step 3: Cross multiply
474,253.72x = 654,491.10 × 273,114.52 - Step 4: Simplify right side
474,253.72x = 178,751,022,620.77 - Step 5: Solve for x
x = 178,751,022,620.77/474,253.72 - Step 6: Final answer
x = 376,910.11
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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.