Finding the Fourth Proportional to 822,883.66, 1,135,526.12 and 460,244.77
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Solution
The fourth proportional to 822,883.66, 1,135,526.12 and 460,244.77 is: 635,107.95
Step by Step Solution
- Step 1: Write the proportion equation
822,883.66 : 1,135,526.12 = 460,244.77 : x - Step 2: Convert to fraction form
822,883.66/1,135,526.12 = 460,244.77/x - Step 3: Cross multiply
822,883.66x = 1,135,526.12 × 460,244.77 - Step 4: Simplify right side
822,883.66x = 522,619,955,627.17 - Step 5: Solve for x
x = 522,619,955,627.17/822,883.66 - Step 6: Final answer
x = 635,107.95
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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.