Finding the Fourth Proportional to 242,685.70, 364,028.55 and 201,213.70
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Solution
The fourth proportional to 242,685.70, 364,028.55 and 201,213.70 is: 301,820.55
Step by Step Solution
- Step 1: Write the proportion equation
242,685.70 : 364,028.55 = 201,213.70 : x - Step 2: Convert to fraction form
242,685.70/364,028.55 = 201,213.70/x - Step 3: Cross multiply
242,685.70x = 364,028.55 × 201,213.70 - Step 4: Simplify right side
242,685.70x = 73,247,531,451.14 - Step 5: Solve for x
x = 73,247,531,451.14/242,685.70 - Step 6: Final answer
x = 301,820.55
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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.