Finding the Fourth Proportional to 775,425.50, 1,163,138.26 and 214,460
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Solution
The fourth proportional to 775,425.50, 1,163,138.26 and 214,460 is: 321,690.00
Step by Step Solution
- Step 1: Write the proportion equation
775,425.50 : 1,163,138.26 = 214,460 : x - Step 2: Convert to fraction form
775,425.50/1,163,138.26 = 214,460/x - Step 3: Cross multiply
775,425.50x = 1,163,138.26 × 214,460 - Step 4: Simplify right side
775,425.50x = 249,446,631,239.60 - Step 5: Solve for x
x = 249,446,631,239.60/775,425.50 - Step 6: Final answer
x = 321,690.00
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Similar ratio
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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.