Finding the Fourth Proportional to 476,669.08, 715,003.37 and 121,682.97
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Solution
The fourth proportional to 476,669.08, 715,003.37 and 121,682.97 is: 182,524.39
Step by Step Solution
- Step 1: Write the proportion equation
476,669.08 : 715,003.37 = 121,682.97 : x - Step 2: Convert to fraction form
476,669.08/715,003.37 = 121,682.97/x - Step 3: Cross multiply
476,669.08x = 715,003.37 × 121,682.97 - Step 4: Simplify right side
476,669.08x = 87,003,733,469.51 - Step 5: Solve for x
x = 87,003,733,469.51/476,669.08 - Step 6: Final answer
x = 182,524.39
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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.