Finding the Fourth Proportional to 822,224.26, 1,134,677.90 and 459,668.26
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Solution
The fourth proportional to 822,224.26, 1,134,677.90 and 459,668.26 is: 634,346.90
Step by Step Solution
- Step 1: Write the proportion equation
822,224.26 : 1,134,677.90 = 459,668.26 : x - Step 2: Convert to fraction form
822,224.26/1,134,677.90 = 459,668.26/x - Step 3: Cross multiply
822,224.26x = 1,134,677.90 × 459,668.26 - Step 4: Simplify right side
822,224.26x = 521,575,410,818.42 - Step 5: Solve for x
x = 521,575,410,818.42/822,224.26 - Step 6: Final answer
x = 634,346.90
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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.