Finding the Fourth Proportional to 540,174.14, 743,288.96 and 523,738.84
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Solution
The fourth proportional to 540,174.14, 743,288.96 and 523,738.84 is: 720,673.70
Step by Step Solution
- Step 1: Write the proportion equation
540,174.14 : 743,288.96 = 523,738.84 : x - Step 2: Convert to fraction form
540,174.14/743,288.96 = 523,738.84/x - Step 3: Cross multiply
540,174.14x = 743,288.96 × 523,738.84 - Step 4: Simplify right side
540,174.14x = 389,289,297,695.21 - Step 5: Solve for x
x = 389,289,297,695.21/540,174.14 - Step 6: Final answer
x = 720,673.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.