Finding the Fourth Proportional to 753,117.44, 1,129,673.69 and 273,344.60
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Solution
The fourth proportional to 753,117.44, 1,129,673.69 and 273,344.60 is: 410,016.00
Step by Step Solution
- Step 1: Write the proportion equation
753,117.44 : 1,129,673.69 = 273,344.60 : x - Step 2: Convert to fraction form
753,117.44/1,129,673.69 = 273,344.60/x - Step 3: Cross multiply
753,117.44x = 1,129,673.69 × 273,344.60 - Step 4: Simplify right side
753,117.44x = 308,790,195,908.48 - Step 5: Solve for x
x = 308,790,195,908.48/753,117.44 - Step 6: Final answer
x = 410,016.00
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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.