Finding the Fourth Proportional to 637,850.37, 880,235.70 and 351,369.78
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Solution
The fourth proportional to 637,850.37, 880,235.70 and 351,369.78 is: 484,891.50
Step by Step Solution
- Step 1: Write the proportion equation
637,850.37 : 880,235.70 = 351,369.78 : x - Step 2: Convert to fraction form
637,850.37/880,235.70 = 351,369.78/x - Step 3: Cross multiply
637,850.37x = 880,235.70 × 351,369.78 - Step 4: Simplify right side
637,850.37x = 309,288,224,257.15 - Step 5: Solve for x
x = 309,288,224,257.15/637,850.37 - Step 6: Final answer
x = 484,891.50
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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.