Finding the Fourth Proportional to 306,423.06, 459,845.99 and 106,745.10
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Solution
The fourth proportional to 306,423.06, 459,845.99 and 106,745.10 is: 160,191.29
Step by Step Solution
- Step 1: Write the proportion equation
306,423.06 : 459,845.99 = 106,745.10 : x - Step 2: Convert to fraction form
306,423.06/459,845.99 = 106,745.10/x - Step 3: Cross multiply
306,423.06x = 459,845.99 × 106,745.10 - Step 4: Simplify right side
306,423.06x = 49,086,306,187.15 - Step 5: Solve for x
x = 49,086,306,187.15/306,423.06 - Step 6: Final answer
x = 160,191.29
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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.