Finding the Fourth Proportional to 792,812.67, 1,094,082.19 and 430,236.53
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Solution
The fourth proportional to 792,812.67, 1,094,082.19 and 430,236.53 is: 593,726.79
Step by Step Solution
- Step 1: Write the proportion equation
792,812.67 : 1,094,082.19 = 430,236.53 : x - Step 2: Convert to fraction form
792,812.67/1,094,082.19 = 430,236.53/x - Step 3: Cross multiply
792,812.67x = 1,094,082.19 × 430,236.53 - Step 4: Simplify right side
792,812.67x = 470,714,122,517.21 - Step 5: Solve for x
x = 470,714,122,517.21/792,812.67 - Step 6: Final answer
x = 593,726.79
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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.