Finding the Fourth Proportional to 202,236.60, 303,354.90 and 192,395.10
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Solution
The fourth proportional to 202,236.60, 303,354.90 and 192,395.10 is: 288,592.65
Step by Step Solution
- Step 1: Write the proportion equation
202,236.60 : 303,354.90 = 192,395.10 : x - Step 2: Convert to fraction form
202,236.60/303,354.90 = 192,395.10/x - Step 3: Cross multiply
202,236.60x = 303,354.90 × 192,395.10 - Step 4: Simplify right side
202,236.60x = 58,363,996,320.99 - Step 5: Solve for x
x = 58,363,996,320.99/202,236.60 - Step 6: Final answer
x = 288,592.65
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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.