Finding the Fourth Proportional to 792,828.62, 1,094,106.36 and 430,252.40
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Solution
The fourth proportional to 792,828.62, 1,094,106.36 and 430,252.40 is: 593,749.87
Step by Step Solution
- Step 1: Write the proportion equation
792,828.62 : 1,094,106.36 = 430,252.40 : x - Step 2: Convert to fraction form
792,828.62/1,094,106.36 = 430,252.40/x - Step 3: Cross multiply
792,828.62x = 1,094,106.36 × 430,252.40 - Step 4: Simplify right side
792,828.62x = 470,741,887,245.26 - Step 5: Solve for x
x = 470,741,887,245.26/792,828.62 - Step 6: Final answer
x = 593,749.87
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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.