Finding the Fourth Proportional to 297,475.81, 446,391.02 and 107,950.98
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Solution
The fourth proportional to 297,475.81, 446,391.02 and 107,950.98 is: 161,990.80
Step by Step Solution
- Step 1: Write the proportion equation
297,475.81 : 446,391.02 = 107,950.98 : x - Step 2: Convert to fraction form
297,475.81/446,391.02 = 107,950.98/x - Step 3: Cross multiply
297,475.81x = 446,391.02 × 107,950.98 - Step 4: Simplify right side
297,475.81x = 48,188,345,300.49 - Step 5: Solve for x
x = 48,188,345,300.49/297,475.81 - Step 6: Final answer
x = 161,990.80
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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.