Finding the Fourth Proportional to 845,145.92, 1,267,260.96 and 371,276.48
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Solution
The fourth proportional to 845,145.92, 1,267,260.96 and 371,276.48 is: 556,713.55
Step by Step Solution
- Step 1: Write the proportion equation
845,145.92 : 1,267,260.96 = 371,276.48 : x - Step 2: Convert to fraction form
845,145.92/1,267,260.96 = 371,276.48/x - Step 3: Cross multiply
845,145.92x = 1,267,260.96 × 371,276.48 - Step 4: Simplify right side
845,145.92x = 470,504,188,470.22 - Step 5: Solve for x
x = 470,504,188,470.22/845,145.92 - Step 6: Final answer
x = 556,713.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.