Finding the Fourth Proportional to 792,906.84, 1,094,212.26 and 430,330.92
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Solution
The fourth proportional to 792,906.84, 1,094,212.26 and 430,330.92 is: 593,857.12
Step by Step Solution
- Step 1: Write the proportion equation
792,906.84 : 1,094,212.26 = 430,330.92 : x - Step 2: Convert to fraction form
792,906.84/1,094,212.26 = 430,330.92/x - Step 3: Cross multiply
792,906.84x = 1,094,212.26 × 430,330.92 - Step 4: Simplify right side
792,906.84x = 470,873,368,521.08 - Step 5: Solve for x
x = 470,873,368,521.08/792,906.84 - Step 6: Final answer
x = 593,857.12
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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.