Finding the Fourth Proportional to 474,682.77, 655,049.25 and 270,729.09
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Solution
The fourth proportional to 474,682.77, 655,049.25 and 270,729.09 is: 373,598.75
Step by Step Solution
- Step 1: Write the proportion equation
474,682.77 : 655,049.25 = 270,729.09 : x - Step 2: Convert to fraction form
474,682.77/655,049.25 = 270,729.09/x - Step 3: Cross multiply
474,682.77x = 655,049.25 × 270,729.09 - Step 4: Simplify right side
474,682.77x = 177,340,887,357.68 - Step 5: Solve for x
x = 177,340,887,357.68/474,682.77 - Step 6: Final answer
x = 373,598.75
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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.