Finding the Fourth Proportional to 366,350.20, 548,869.20 and 313,862.20
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Solution
The fourth proportional to 366,350.20, 548,869.20 and 313,862.20 is: 470,231.20
Step by Step Solution
- Step 1: Write the proportion equation
366,350.20 : 548,869.20 = 313,862.20 : x - Step 2: Convert to fraction form
366,350.20/548,869.20 = 313,862.20/x - Step 3: Cross multiply
366,350.20x = 548,869.20 × 313,862.20 - Step 4: Simplify right side
366,350.20x = 172,269,294,624.24 - Step 5: Solve for x
x = 172,269,294,624.24/366,350.20 - Step 6: Final answer
x = 470,231.20
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1.5x scale
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.