Finding the Fourth Proportional to 941,845.05, 1,412,767.17 and 276,997.05
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Solution
The fourth proportional to 941,845.05, 1,412,767.17 and 276,997.05 is: 415,495.46
Step by Step Solution
- Step 1: Write the proportion equation
941,845.05 : 1,412,767.17 = 276,997.05 : x - Step 2: Convert to fraction form
941,845.05/1,412,767.17 = 276,997.05/x - Step 3: Cross multiply
941,845.05x = 1,412,767.17 × 276,997.05 - Step 4: Simplify right side
941,845.05x = 391,332,338,426.85 - Step 5: Solve for x
x = 391,332,338,426.85/941,845.05 - Step 6: Final answer
x = 415,495.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.