Finding the Fourth Proportional to 228,974.88, 315,620.23 and 180,497.75
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Solution
The fourth proportional to 228,974.88, 315,620.23 and 180,497.75 is: 248,799.09
Step by Step Solution
- Step 1: Write the proportion equation
228,974.88 : 315,620.23 = 180,497.75 : x - Step 2: Convert to fraction form
228,974.88/315,620.23 = 180,497.75/x - Step 3: Cross multiply
228,974.88x = 315,620.23 × 180,497.75 - Step 4: Simplify right side
228,974.88x = 56,968,741,369.48 - Step 5: Solve for x
x = 56,968,741,369.48/228,974.88 - Step 6: Final answer
x = 248,799.09
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1.5x scale
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.