Finding the Fourth Proportional to 351,581.36, 485,269.08 and 200,765.84
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Solution
The fourth proportional to 351,581.36, 485,269.08 and 200,765.84 is: 277,106.43
Step by Step Solution
- Step 1: Write the proportion equation
351,581.36 : 485,269.08 = 200,765.84 : x - Step 2: Convert to fraction form
351,581.36/485,269.08 = 200,765.84/x - Step 3: Cross multiply
351,581.36x = 485,269.08 × 200,765.84 - Step 4: Simplify right side
351,581.36x = 97,425,454,472.23 - Step 5: Solve for x
x = 97,425,454,472.23/351,581.36 - Step 6: Final answer
x = 277,106.43
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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.