Finding the Fourth Proportional to 758,193.14, 1,137,535.80 and 225,718.80
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Solution
The fourth proportional to 758,193.14, 1,137,535.80 and 225,718.80 is: 338,651.46
Step by Step Solution
- Step 1: Write the proportion equation
758,193.14 : 1,137,535.80 = 225,718.80 : x - Step 2: Convert to fraction form
758,193.14/1,137,535.80 = 225,718.80/x - Step 3: Cross multiply
758,193.14x = 1,137,535.80 × 225,718.80 - Step 4: Simplify right side
758,193.14x = 256,763,215,733.04 - Step 5: Solve for x
x = 256,763,215,733.04/758,193.14 - Step 6: Final answer
x = 338,651.46
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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.