Finding the Fourth Proportional to 474,814.29, 655,245.63 and 259,974.36
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Solution
The fourth proportional to 474,814.29, 655,245.63 and 259,974.36 is: 358,765.66
Step by Step Solution
- Step 1: Write the proportion equation
474,814.29 : 655,245.63 = 259,974.36 : x - Step 2: Convert to fraction form
474,814.29/655,245.63 = 259,974.36/x - Step 3: Cross multiply
474,814.29x = 655,245.63 × 259,974.36 - Step 4: Simplify right side
474,814.29x = 170,347,063,302.05 - Step 5: Solve for x
x = 170,347,063,302.05/474,814.29 - Step 6: Final answer
x = 358,765.66
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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.