Finding the Fourth Proportional to 743,205.32, 1,114,777.23 and 237,795.09
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Solution
The fourth proportional to 743,205.32, 1,114,777.23 and 237,795.09 is: 356,682.80
Step by Step Solution
- Step 1: Write the proportion equation
743,205.32 : 1,114,777.23 = 237,795.09 : x - Step 2: Convert to fraction form
743,205.32/1,114,777.23 = 237,795.09/x - Step 3: Cross multiply
743,205.32x = 1,114,777.23 × 237,795.09 - Step 4: Simplify right side
743,205.32x = 265,088,554,273.87 - Step 5: Solve for x
x = 265,088,554,273.87/743,205.32 - Step 6: Final answer
x = 356,682.80
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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.