Finding the Fourth Proportional to 637,087.05, 955,797.21 and 237,731.31
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Solution
The fourth proportional to 637,087.05, 955,797.21 and 237,731.31 is: 356,659.15
Step by Step Solution
- Step 1: Write the proportion equation
637,087.05 : 955,797.21 = 237,731.31 : x - Step 2: Convert to fraction form
637,087.05/955,797.21 = 237,731.31/x - Step 3: Cross multiply
637,087.05x = 955,797.21 × 237,731.31 - Step 4: Simplify right side
637,087.05x = 227,222,922,827.65 - Step 5: Solve for x
x = 227,222,922,827.65/637,087.05 - Step 6: Final answer
x = 356,659.15
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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.