Finding the Fourth Proportional to 332,119.30, 498,114.15 and 107,425.30
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Solution
The fourth proportional to 332,119.30, 498,114.15 and 107,425.30 is: 161,116.99
Step by Step Solution
- Step 1: Write the proportion equation
332,119.30 : 498,114.15 = 107,425.30 : x - Step 2: Convert to fraction form
332,119.30/498,114.15 = 107,425.30/x - Step 3: Cross multiply
332,119.30x = 498,114.15 × 107,425.30 - Step 4: Simplify right side
332,119.30x = 53,510,061,998.00 - Step 5: Solve for x
x = 53,510,061,998.00/332,119.30 - Step 6: Final answer
x = 161,116.99
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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.