Finding the Fourth Proportional to 622,753.68, 934,261.74 and 201,996.75
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Solution
The fourth proportional to 622,753.68, 934,261.74 and 201,996.75 is: 303,037.69
Step by Step Solution
- Step 1: Write the proportion equation
622,753.68 : 934,261.74 = 201,996.75 : x - Step 2: Convert to fraction form
622,753.68/934,261.74 = 201,996.75/x - Step 3: Cross multiply
622,753.68x = 934,261.74 × 201,996.75 - Step 4: Simplify right side
622,753.68x = 188,717,835,129.35 - Step 5: Solve for x
x = 188,717,835,129.35/622,753.68 - Step 6: Final answer
x = 303,037.69
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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.