Finding the Fourth Proportional to 474,767.12, 655,190.17 and 259,906.52
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Solution
The fourth proportional to 474,767.12, 655,190.17 and 259,906.52 is: 358,677.32
Step by Step Solution
- Step 1: Write the proportion equation
474,767.12 : 655,190.17 = 259,906.52 : x - Step 2: Convert to fraction form
474,767.12/655,190.17 = 259,906.52/x - Step 3: Cross multiply
474,767.12x = 655,190.17 × 259,906.52 - Step 4: Simplify right side
474,767.12x = 170,288,198,011.12 - Step 5: Solve for x
x = 170,288,198,011.12/474,767.12 - Step 6: Final answer
x = 358,677.32
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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.