Finding the Fourth Proportional to 822,827.97, 1,135,607.64 and 460,271.97
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Solution
The fourth proportional to 822,827.97, 1,135,607.64 and 460,271.97 is: 635,234.08
Step by Step Solution
- Step 1: Write the proportion equation
822,827.97 : 1,135,607.64 = 460,271.97 : x - Step 2: Convert to fraction form
822,827.97/1,135,607.64 = 460,271.97/x - Step 3: Cross multiply
822,827.97x = 1,135,607.64 × 460,271.97 - Step 4: Simplify right side
822,827.97x = 522,688,365,609.85 - Step 5: Solve for x
x = 522,688,365,609.85/822,827.97 - Step 6: Final answer
x = 635,234.08
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1.5x scale
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.