Finding the Fourth Proportional to 235,872.79, 353,513.83 and 185,754.96
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Solution
The fourth proportional to 235,872.79, 353,513.83 and 185,754.96 is: 278,399.84
Step by Step Solution
- Step 1: Write the proportion equation
235,872.79 : 353,513.83 = 185,754.96 : x - Step 2: Convert to fraction form
235,872.79/353,513.83 = 185,754.96/x - Step 3: Cross multiply
235,872.79x = 353,513.83 × 185,754.96 - Step 4: Simplify right side
235,872.79x = 65,666,947,351.10 - Step 5: Solve for x
x = 65,666,947,351.10/235,872.79 - Step 6: Final answer
x = 278,399.84
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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.