Finding the Fourth Proportional to 268,201.60, 402,529.20 and 110,543.20
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Solution
The fourth proportional to 268,201.60, 402,529.20 and 110,543.20 is: 165,908.28
Step by Step Solution
- Step 1: Write the proportion equation
268,201.60 : 402,529.20 = 110,543.20 : x - Step 2: Convert to fraction form
268,201.60/402,529.20 = 110,543.20/x - Step 3: Cross multiply
268,201.60x = 402,529.20 × 110,543.20 - Step 4: Simplify right side
268,201.60x = 44,496,865,861.44 - Step 5: Solve for x
x = 44,496,865,861.44/268,201.60 - Step 6: Final answer
x = 165,908.28
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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.