Finding the Fourth Proportional to 470,579.92, 705,868.20 and 204,305.68
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Solution
The fourth proportional to 470,579.92, 705,868.20 and 204,305.68 is: 306,457.79
Step by Step Solution
- Step 1: Write the proportion equation
470,579.92 : 705,868.20 = 204,305.68 : x - Step 2: Convert to fraction form
470,579.92/705,868.20 = 204,305.68/x - Step 3: Cross multiply
470,579.92x = 705,868.20 × 204,305.68 - Step 4: Simplify right side
470,579.92x = 144,212,882,591.38 - Step 5: Solve for x
x = 144,212,882,591.38/470,579.92 - Step 6: Final answer
x = 306,457.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.