Finding the Fourth Proportional to 681,524.10, 1,022,286.15 and 232,751.70
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Solution
The fourth proportional to 681,524.10, 1,022,286.15 and 232,751.70 is: 349,127.55
Step by Step Solution
- Step 1: Write the proportion equation
681,524.10 : 1,022,286.15 = 232,751.70 : x - Step 2: Convert to fraction form
681,524.10/1,022,286.15 = 232,751.70/x - Step 3: Cross multiply
681,524.10x = 1,022,286.15 × 232,751.70 - Step 4: Simplify right side
681,524.10x = 237,938,839,298.96 - Step 5: Solve for x
x = 237,938,839,298.96/681,524.10 - Step 6: Final answer
x = 349,127.55
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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.