Finding the Fourth Proportional to 832,713.27, 1,248,528.63 and 327,323.70
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Solution
The fourth proportional to 832,713.27, 1,248,528.63 and 327,323.70 is: 490,772.79
Step by Step Solution
- Step 1: Write the proportion equation
832,713.27 : 1,248,528.63 = 327,323.70 : x - Step 2: Convert to fraction form
832,713.27/1,248,528.63 = 327,323.70/x - Step 3: Cross multiply
832,713.27x = 1,248,528.63 × 327,323.70 - Step 4: Simplify right side
832,713.27x = 408,673,010,727.53 - Step 5: Solve for x
x = 408,673,010,727.53/832,713.27 - Step 6: Final answer
x = 490,772.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.