Finding the Fourth Proportional to 792,989.73, 1,094,296.50 and 430,405.79
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Solution
The fourth proportional to 792,989.73, 1,094,296.50 and 430,405.79 is: 593,944.07
Step by Step Solution
- Step 1: Write the proportion equation
792,989.73 : 1,094,296.50 = 430,405.79 : x - Step 2: Convert to fraction form
792,989.73/1,094,296.50 = 430,405.79/x - Step 3: Cross multiply
792,989.73x = 1,094,296.50 × 430,405.79 - Step 4: Simplify right side
792,989.73x = 470,991,544,105.25 - Step 5: Solve for x
x = 470,991,544,105.25/792,989.73 - Step 6: Final answer
x = 593,944.07
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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.