Finding the Fourth Proportional to 246,418.70, 345,919.30 and 246,418.70
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Solution
The fourth proportional to 246,418.70, 345,919.30 and 246,418.70 is: 345,919.30
Step by Step Solution
- Step 1: Write the proportion equation
246,418.70 : 345,919.30 = 246,418.70 : x - Step 2: Convert to fraction form
246,418.70/345,919.30 = 246,418.70/x - Step 3: Cross multiply
246,418.70x = 345,919.30 × 246,418.70 - Step 4: Simplify right side
246,418.70x = 85,240,984,210.91 - Step 5: Solve for x
x = 85,240,984,210.91/246,418.70 - Step 6: Final answer
x = 345,919.30
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.