Finding the Fourth Proportional to 783,680.36, 1,175,631.24 and 251,076.80
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Solution
The fourth proportional to 783,680.36, 1,175,631.24 and 251,076.80 is: 376,650.67
Step by Step Solution
- Step 1: Write the proportion equation
783,680.36 : 1,175,631.24 = 251,076.80 : x - Step 2: Convert to fraction form
783,680.36/1,175,631.24 = 251,076.80/x - Step 3: Cross multiply
783,680.36x = 1,175,631.24 × 251,076.80 - Step 4: Simplify right side
783,680.36x = 295,173,729,719.23 - Step 5: Solve for x
x = 295,173,729,719.23/783,680.36 - Step 6: Final answer
x = 376,650.67
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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.