Finding the Fourth Proportional to 448,720.96, 673,087.30 and 149,201.54
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Solution
The fourth proportional to 448,720.96, 673,087.30 and 149,201.54 is: 223,804.26
Step by Step Solution
- Step 1: Write the proportion equation
448,720.96 : 673,087.30 = 149,201.54 : x - Step 2: Convert to fraction form
448,720.96/673,087.30 = 149,201.54/x - Step 3: Cross multiply
448,720.96x = 673,087.30 × 149,201.54 - Step 4: Simplify right side
448,720.96x = 100,425,661,714.44 - Step 5: Solve for x
x = 100,425,661,714.44/448,720.96 - Step 6: Final answer
x = 223,804.26
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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.