Finding the Fourth Proportional to 301,293.56, 415,771.08 and 165,324.44
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Solution
The fourth proportional to 301,293.56, 415,771.08 and 165,324.44 is: 228,140.03
Step by Step Solution
- Step 1: Write the proportion equation
301,293.56 : 415,771.08 = 165,324.44 : x - Step 2: Convert to fraction form
301,293.56/415,771.08 = 165,324.44/x - Step 3: Cross multiply
301,293.56x = 415,771.08 × 165,324.44 - Step 4: Simplify right side
301,293.56x = 68,737,120,969.20 - Step 5: Solve for x
x = 68,737,120,969.20/301,293.56 - Step 6: Final answer
x = 228,140.03
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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.