Finding the Fourth Proportional to 637,596.56, 879,883.36 and 351,115.97
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Solution
The fourth proportional to 637,596.56, 879,883.36 and 351,115.97 is: 484,540.09
Step by Step Solution
- Step 1: Write the proportion equation
637,596.56 : 879,883.36 = 351,115.97 : x - Step 2: Convert to fraction form
637,596.56/879,883.36 = 351,115.97/x - Step 3: Cross multiply
637,596.56x = 879,883.36 × 351,115.97 - Step 4: Simplify right side
637,596.56x = 308,941,094,156.05 - Step 5: Solve for x
x = 308,941,094,156.05/637,596.56 - Step 6: Final answer
x = 484,540.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.