Finding the Fourth Proportional to 894,837.09, 1,234,850.31 and 486,929.46
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Solution
The fourth proportional to 894,837.09, 1,234,850.31 and 486,929.46 is: 671,949.12
Step by Step Solution
- Step 1: Write the proportion equation
894,837.09 : 1,234,850.31 = 486,929.46 : x - Step 2: Convert to fraction form
894,837.09/1,234,850.31 = 486,929.46/x - Step 3: Cross multiply
894,837.09x = 1,234,850.31 × 486,929.46 - Step 4: Simplify right side
894,837.09x = 601,284,994,629.13 - Step 5: Solve for x
x = 601,284,994,629.13/894,837.09 - Step 6: Final answer
x = 671,949.12
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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.