Finding the Fourth Proportional to 365,118.87, 547,188.75 and 284,163.65
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Solution
The fourth proportional to 365,118.87, 547,188.75 and 284,163.65 is: 425,864.45
Step by Step Solution
- Step 1: Write the proportion equation
365,118.87 : 547,188.75 = 284,163.65 : x - Step 2: Convert to fraction form
365,118.87/547,188.75 = 284,163.65/x - Step 3: Cross multiply
365,118.87x = 547,188.75 × 284,163.65 - Step 4: Simplify right side
365,118.87x = 155,491,148,282.18 - Step 5: Solve for x
x = 155,491,148,282.18/365,118.87 - Step 6: Final answer
x = 425,864.45
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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.