Finding the Fourth Proportional to 442,447.48, 663,892.73 and 202,560.92
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Solution
The fourth proportional to 442,447.48, 663,892.73 and 202,560.92 is: 303,942.79
Step by Step Solution
- Step 1: Write the proportion equation
442,447.48 : 663,892.73 = 202,560.92 : x - Step 2: Convert to fraction form
442,447.48/663,892.73 = 202,560.92/x - Step 3: Cross multiply
442,447.48x = 663,892.73 × 202,560.92 - Step 4: Simplify right side
442,447.48x = 134,478,722,170.11 - Step 5: Solve for x
x = 134,478,722,170.11/442,447.48 - Step 6: Final answer
x = 303,942.79
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1.5x scale
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.