Finding the Fourth Proportional to 968,651.42, 1,453,198.25 and 294,828.21
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Solution
The fourth proportional to 968,651.42, 1,453,198.25 and 294,828.21 is: 442,309.62
Step by Step Solution
- Step 1: Write the proportion equation
968,651.42 : 1,453,198.25 = 294,828.21 : x - Step 2: Convert to fraction form
968,651.42/1,453,198.25 = 294,828.21/x - Step 3: Cross multiply
968,651.42x = 1,453,198.25 × 294,828.21 - Step 4: Simplify right side
968,651.42x = 428,443,839,559.70 - Step 5: Solve for x
x = 428,443,839,559.70/968,651.42 - Step 6: Final answer
x = 442,309.62
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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.