Finding the Fourth Proportional to 843,616.48, 1,265,556.68 and 274,865.55
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Solution
The fourth proportional to 843,616.48, 1,265,556.68 and 274,865.55 is: 412,341.32
Step by Step Solution
- Step 1: Write the proportion equation
843,616.48 : 1,265,556.68 = 274,865.55 : x - Step 2: Convert to fraction form
843,616.48/1,265,556.68 = 274,865.55/x - Step 3: Cross multiply
843,616.48x = 1,265,556.68 × 274,865.55 - Step 4: Simplify right side
843,616.48x = 347,857,932,904.37 - Step 5: Solve for x
x = 347,857,932,904.37/843,616.48 - Step 6: Final answer
x = 412,341.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.