Finding the Fourth Proportional to 277,403.12, 416,236.32 and 192,145.08
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Solution
The fourth proportional to 277,403.12, 416,236.32 and 192,145.08 is: 288,308.80
Step by Step Solution
- Step 1: Write the proportion equation
277,403.12 : 416,236.32 = 192,145.08 : x - Step 2: Convert to fraction form
277,403.12/416,236.32 = 192,145.08/x - Step 3: Cross multiply
277,403.12x = 416,236.32 × 192,145.08 - Step 4: Simplify right side
277,403.12x = 79,977,760,044.58 - Step 5: Solve for x
x = 79,977,760,044.58/277,403.12 - Step 6: Final answer
x = 288,308.80
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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.