Finding the Fourth Proportional to 764,441.22, 1,146,976.14 and 337,751.84
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Solution
The fourth proportional to 764,441.22, 1,146,976.14 and 337,751.84 is: 506,766.63
Step by Step Solution
- Step 1: Write the proportion equation
764,441.22 : 1,146,976.14 = 337,751.84 : x - Step 2: Convert to fraction form
764,441.22/1,146,976.14 = 337,751.84/x - Step 3: Cross multiply
764,441.22x = 1,146,976.14 × 337,751.84 - Step 4: Simplify right side
764,441.22x = 387,393,301,721.10 - Step 5: Solve for x
x = 387,393,301,721.10/764,441.22 - Step 6: Final answer
x = 506,766.63
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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.