Finding the Fourth Proportional to 822,833.08, 1,135,540.72 and 460,255.84
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Solution
The fourth proportional to 822,833.08, 1,135,540.72 and 460,255.84 is: 635,170.44
Step by Step Solution
- Step 1: Write the proportion equation
822,833.08 : 1,135,540.72 = 460,255.84 : x - Step 2: Convert to fraction form
822,833.08/1,135,540.72 = 460,255.84/x - Step 3: Cross multiply
822,833.08x = 1,135,540.72 × 460,255.84 - Step 4: Simplify right side
822,833.08x = 522,639,247,937.81 - Step 5: Solve for x
x = 522,639,247,937.81/822,833.08 - Step 6: Final answer
x = 635,170.44
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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.