Finding the Fourth Proportional to 401,042.53, 601,896.10 and 201,420.06
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Solution
The fourth proportional to 401,042.53, 601,896.10 and 201,420.06 is: 302,296.99
Step by Step Solution
- Step 1: Write the proportion equation
401,042.53 : 601,896.10 = 201,420.06 : x - Step 2: Convert to fraction form
401,042.53/601,896.10 = 201,420.06/x - Step 3: Cross multiply
401,042.53x = 601,896.10 × 201,420.06 - Step 4: Simplify right side
401,042.53x = 121,233,948,575.77 - Step 5: Solve for x
x = 121,233,948,575.77/401,042.53 - Step 6: Final answer
x = 302,296.99
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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.