Finding the Fourth Proportional to 405,850.48, 560,161.94 and 236,106.88
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Solution
The fourth proportional to 405,850.48, 560,161.94 and 236,106.88 is: 325,878.85
Step by Step Solution
- Step 1: Write the proportion equation
405,850.48 : 560,161.94 = 236,106.88 : x - Step 2: Convert to fraction form
405,850.48/560,161.94 = 236,106.88/x - Step 3: Cross multiply
405,850.48x = 560,161.94 × 236,106.88 - Step 4: Simplify right side
405,850.48x = 132,258,087,948.15 - Step 5: Solve for x
x = 132,258,087,948.15/405,850.48 - Step 6: Final answer
x = 325,878.85
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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.