Finding the Fourth Proportional to 434,361.08, 651,550.26 and 285,550.52
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Solution
The fourth proportional to 434,361.08, 651,550.26 and 285,550.52 is: 428,331.46
Step by Step Solution
- Step 1: Write the proportion equation
434,361.08 : 651,550.26 = 285,550.52 : x - Step 2: Convert to fraction form
434,361.08/651,550.26 = 285,550.52/x - Step 3: Cross multiply
434,361.08x = 651,550.26 × 285,550.52 - Step 4: Simplify right side
434,361.08x = 186,050,515,549.14 - Step 5: Solve for x
x = 186,050,515,549.14/434,361.08 - Step 6: Final answer
x = 428,331.46
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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.