Finding the Fourth Proportional to 372,635.96, 514,234.38 and 202,869.68
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Solution
The fourth proportional to 372,635.96, 514,234.38 and 202,869.68 is: 279,958.39
Step by Step Solution
- Step 1: Write the proportion equation
372,635.96 : 514,234.38 = 202,869.68 : x - Step 2: Convert to fraction form
372,635.96/514,234.38 = 202,869.68/x - Step 3: Cross multiply
372,635.96x = 514,234.38 × 202,869.68 - Step 4: Simplify right side
372,635.96x = 104,322,564,115.60 - Step 5: Solve for x
x = 104,322,564,115.60/372,635.96 - Step 6: Final answer
x = 279,958.39
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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.