Finding the Fourth Proportional to 702,863.87, 1,054,286.35 and 170,389.49
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Solution
The fourth proportional to 702,863.87, 1,054,286.35 and 170,389.49 is: 255,581.94
Step by Step Solution
- Step 1: Write the proportion equation
702,863.87 : 1,054,286.35 = 170,389.49 : x - Step 2: Convert to fraction form
702,863.87/1,054,286.35 = 170,389.49/x - Step 3: Cross multiply
702,863.87x = 1,054,286.35 × 170,389.49 - Step 4: Simplify right side
702,863.87x = 179,639,313,490.46 - Step 5: Solve for x
x = 179,639,313,490.46/702,863.87 - Step 6: Final answer
x = 255,581.94
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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.