Finding the Fourth Proportional to 277,495.02, 416,195.57 and 77,769.44
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Solution
The fourth proportional to 277,495.02, 416,195.57 and 77,769.44 is: 116,640.99
Step by Step Solution
- Step 1: Write the proportion equation
277,495.02 : 416,195.57 = 77,769.44 : x - Step 2: Convert to fraction form
277,495.02/416,195.57 = 77,769.44/x - Step 3: Cross multiply
277,495.02x = 416,195.57 × 77,769.44 - Step 4: Simplify right side
277,495.02x = 32,367,293,939.56 - Step 5: Solve for x
x = 32,367,293,939.56/277,495.02 - Step 6: Final answer
x = 116,640.99
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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.