Finding the Fourth Proportional to 356,766.24, 492,331.74 and 195,622.56
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Solution
The fourth proportional to 356,766.24, 492,331.74 and 195,622.56 is: 269,956.02
Step by Step Solution
- Step 1: Write the proportion equation
356,766.24 : 492,331.74 = 195,622.56 : x - Step 2: Convert to fraction form
356,766.24/492,331.74 = 195,622.56/x - Step 3: Cross multiply
356,766.24x = 492,331.74 × 195,622.56 - Step 4: Simplify right side
356,766.24x = 96,311,195,348.05 - Step 5: Solve for x
x = 96,311,195,348.05/356,766.24 - Step 6: Final answer
x = 269,956.02
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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.