Finding the Fourth Proportional to 246,961.20, 370,441.80 and 236,593.20
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Solution
The fourth proportional to 246,961.20, 370,441.80 and 236,593.20 is: 354,889.80
Step by Step Solution
- Step 1: Write the proportion equation
246,961.20 : 370,441.80 = 236,593.20 : x - Step 2: Convert to fraction form
246,961.20/370,441.80 = 236,593.20/x - Step 3: Cross multiply
246,961.20x = 370,441.80 × 236,593.20 - Step 4: Simplify right side
246,961.20x = 87,644,010,875.76 - Step 5: Solve for x
x = 87,644,010,875.76/246,961.20 - Step 6: Final answer
x = 354,889.80
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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.