Finding the Fourth Proportional to 332,192.70, 498,289.05 and 121,803.30
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Solution
The fourth proportional to 332,192.70, 498,289.05 and 121,803.30 is: 182,704.95
Step by Step Solution
- Step 1: Write the proportion equation
332,192.70 : 498,289.05 = 121,803.30 : x - Step 2: Convert to fraction form
332,192.70/498,289.05 = 121,803.30/x - Step 3: Cross multiply
332,192.70x = 498,289.05 × 121,803.30 - Step 4: Simplify right side
332,192.70x = 60,693,250,643.87 - Step 5: Solve for x
x = 60,693,250,643.87/332,192.70 - Step 6: Final answer
x = 182,704.95
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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.