Finding the Fourth Proportional to 822,699.62, 1,135,317.57 and 460,119.14
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Solution
The fourth proportional to 822,699.62, 1,135,317.57 and 460,119.14 is: 634,959.99
Step by Step Solution
- Step 1: Write the proportion equation
822,699.62 : 1,135,317.57 = 460,119.14 : x - Step 2: Convert to fraction form
822,699.62/1,135,317.57 = 460,119.14/x - Step 3: Cross multiply
822,699.62x = 1,135,317.57 × 460,119.14 - Step 4: Simplify right side
822,699.62x = 522,381,343,935.29 - Step 5: Solve for x
x = 522,381,343,935.29/822,699.62 - Step 6: Final answer
x = 634,959.99
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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.