Finding the Fourth Proportional to 311,917.23, 468,706.91 and 169,867.94
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Solution
The fourth proportional to 311,917.23, 468,706.91 and 169,867.94 is: 255,254.49
Step by Step Solution
- Step 1: Write the proportion equation
311,917.23 : 468,706.91 = 169,867.94 : x - Step 2: Convert to fraction form
311,917.23/468,706.91 = 169,867.94/x - Step 3: Cross multiply
311,917.23x = 468,706.91 × 169,867.94 - Step 4: Simplify right side
311,917.23x = 79,618,274,072.59 - Step 5: Solve for x
x = 79,618,274,072.59/311,917.23 - Step 6: Final answer
x = 255,254.49
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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.