Finding the Fourth Proportional to 946,581.73, 1,306,277.58 and 516,858.81
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Solution
The fourth proportional to 946,581.73, 1,306,277.58 and 516,858.81 is: 713,262.31
Step by Step Solution
- Step 1: Write the proportion equation
946,581.73 : 1,306,277.58 = 516,858.81 : x - Step 2: Convert to fraction form
946,581.73/1,306,277.58 = 516,858.81/x - Step 3: Cross multiply
946,581.73x = 1,306,277.58 × 516,858.81 - Step 4: Simplify right side
946,581.73x = 675,161,072,568.16 - Step 5: Solve for x
x = 675,161,072,568.16/946,581.73 - Step 6: Final answer
x = 713,262.31
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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.