Finding the Fourth Proportional to 568,140.64, 852,309.39 and 252,622.15
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Solution
The fourth proportional to 568,140.64, 852,309.39 and 252,622.15 is: 378,976.99
Step by Step Solution
- Step 1: Write the proportion equation
568,140.64 : 852,309.39 = 252,622.15 : x - Step 2: Convert to fraction form
568,140.64/852,309.39 = 252,622.15/x - Step 3: Cross multiply
568,140.64x = 852,309.39 × 252,622.15 - Step 4: Simplify right side
568,140.64x = 215,312,230,566.99 - Step 5: Solve for x
x = 215,312,230,566.99/568,140.64 - Step 6: Final answer
x = 378,976.99
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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.