Finding the Fourth Proportional to 445,777.75, 615,184.10 and 244,573.75
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Solution
The fourth proportional to 445,777.75, 615,184.10 and 244,573.75 is: 337,517.70
Step by Step Solution
- Step 1: Write the proportion equation
445,777.75 : 615,184.10 = 244,573.75 : x - Step 2: Convert to fraction form
445,777.75/615,184.10 = 244,573.75/x - Step 3: Cross multiply
445,777.75x = 615,184.10 × 244,573.75 - Step 4: Simplify right side
445,777.75x = 150,457,882,277.38 - Step 5: Solve for x
x = 150,457,882,277.38/445,777.75 - Step 6: Final answer
x = 337,517.70
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1.5x scale
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.