Finding the Fourth Proportional to 777,202.24, 1,165,796.88 and 216,235.12
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Solution
The fourth proportional to 777,202.24, 1,165,796.88 and 216,235.12 is: 324,350.88
Step by Step Solution
- Step 1: Write the proportion equation
777,202.24 : 1,165,796.88 = 216,235.12 : x - Step 2: Convert to fraction form
777,202.24/1,165,796.88 = 216,235.12/x - Step 3: Cross multiply
777,202.24x = 1,165,796.88 × 216,235.12 - Step 4: Simplify right side
777,202.24x = 252,086,228,242.43 - Step 5: Solve for x
x = 252,086,228,242.43/777,202.24 - Step 6: Final answer
x = 324,350.88
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1.5x scale
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.