Finding the Fourth Proportional to 822,550.98, 1,135,112.52 and 459,970.68
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Solution
The fourth proportional to 822,550.98, 1,135,112.52 and 459,970.68 is: 634,755.16
Step by Step Solution
- Step 1: Write the proportion equation
822,550.98 : 1,135,112.52 = 459,970.68 : x - Step 2: Convert to fraction form
822,550.98/1,135,112.52 = 459,970.68/x - Step 3: Cross multiply
822,550.98x = 1,135,112.52 × 459,970.68 - Step 4: Simplify right side
822,550.98x = 522,118,477,700.91 - Step 5: Solve for x
x = 522,118,477,700.91/822,550.98 - Step 6: Final answer
x = 634,755.16
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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.