Finding the Fourth Proportional to 892,833.92, 1,232,119.84 and 484,939.68
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Solution
The fourth proportional to 892,833.92, 1,232,119.84 and 484,939.68 is: 669,221.66
Step by Step Solution
- Step 1: Write the proportion equation
892,833.92 : 1,232,119.84 = 484,939.68 : x - Step 2: Convert to fraction form
892,833.92/1,232,119.84 = 484,939.68/x - Step 3: Cross multiply
892,833.92x = 1,232,119.84 × 484,939.68 - Step 4: Simplify right side
892,833.92x = 597,503,800,931.25 - Step 5: Solve for x
x = 597,503,800,931.25/892,833.92 - Step 6: Final answer
x = 669,221.66
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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.