Finding the Fourth Proportional to 769,236.54, 1,149,057.88 and 569,946.17
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Solution
The fourth proportional to 769,236.54, 1,149,057.88 and 569,946.17 is: 851,365.09
Step by Step Solution
- Step 1: Write the proportion equation
769,236.54 : 1,149,057.88 = 569,946.17 : x - Step 2: Convert to fraction form
769,236.54/1,149,057.88 = 569,946.17/x - Step 3: Cross multiply
769,236.54x = 1,149,057.88 × 569,946.17 - Step 4: Simplify right side
769,236.54x = 654,901,137,814.32 - Step 5: Solve for x
x = 654,901,137,814.32/769,236.54 - Step 6: Final answer
x = 851,365.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.