Finding the Fourth Proportional to 951,660.68, 1,313,170.68 and 543,788.90
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Solution
The fourth proportional to 951,660.68, 1,313,170.68 and 543,788.90 is: 750,359.51
Step by Step Solution
- Step 1: Write the proportion equation
951,660.68 : 1,313,170.68 = 543,788.90 : x - Step 2: Convert to fraction form
951,660.68/1,313,170.68 = 543,788.90/x - Step 3: Cross multiply
951,660.68x = 1,313,170.68 × 543,788.90 - Step 4: Simplify right side
951,660.68x = 714,087,639,589.45 - Step 5: Solve for x
x = 714,087,639,589.45/951,660.68 - Step 6: Final answer
x = 750,359.51
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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.