Finding the Fourth Proportional to 410,680.26, 616,069.53 and 157,901.94
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Solution
The fourth proportional to 410,680.26, 616,069.53 and 157,901.94 is: 236,871.80
Step by Step Solution
- Step 1: Write the proportion equation
410,680.26 : 616,069.53 = 157,901.94 : x - Step 2: Convert to fraction form
410,680.26/616,069.53 = 157,901.94/x - Step 3: Cross multiply
410,680.26x = 616,069.53 × 157,901.94 - Step 4: Simplify right side
410,680.26x = 97,278,573,961.89 - Step 5: Solve for x
x = 97,278,573,961.89/410,680.26 - Step 6: Final answer
x = 236,871.80
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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.