Finding the Fourth Proportional to 252,723.49, 379,077.95 and 65,734.99
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Solution
The fourth proportional to 252,723.49, 379,077.95 and 65,734.99 is: 98,600.59
Step by Step Solution
- Step 1: Write the proportion equation
252,723.49 : 379,077.95 = 65,734.99 : x - Step 2: Convert to fraction form
252,723.49/379,077.95 = 65,734.99/x - Step 3: Cross multiply
252,723.49x = 379,077.95 × 65,734.99 - Step 4: Simplify right side
252,723.49x = 24,918,686,416.55 - Step 5: Solve for x
x = 24,918,686,416.55/252,723.49 - Step 6: Final answer
x = 98,600.59
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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.