Finding the Fourth Proportional to 344,409.41, 516,367.22 and 161,938.08
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Solution
The fourth proportional to 344,409.41, 516,367.22 and 161,938.08 is: 242,791.03
Step by Step Solution
- Step 1: Write the proportion equation
344,409.41 : 516,367.22 = 161,938.08 : x - Step 2: Convert to fraction form
344,409.41/516,367.22 = 161,938.08/x - Step 3: Cross multiply
344,409.41x = 516,367.22 × 161,938.08 - Step 4: Simplify right side
344,409.41x = 83,619,515,372.05 - Step 5: Solve for x
x = 83,619,515,372.05/344,409.41 - Step 6: Final answer
x = 242,791.03
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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.