Finding the Fourth Proportional to 410,224.50, 566,138.21 and 228,971.70
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Solution
The fourth proportional to 410,224.50, 566,138.21 and 228,971.70 is: 315,996.80
Step by Step Solution
- Step 1: Write the proportion equation
410,224.50 : 566,138.21 = 228,971.70 : x - Step 2: Convert to fraction form
410,224.50/566,138.21 = 228,971.70/x - Step 3: Cross multiply
410,224.50x = 566,138.21 × 228,971.70 - Step 4: Simplify right side
410,224.50x = 129,629,627,233.80 - Step 5: Solve for x
x = 129,629,627,233.80/410,224.50 - Step 6: Final answer
x = 315,996.80
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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.