Finding the Fourth Proportional to 352,165.47, 485,996.67 and 214,296.99
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Solution
The fourth proportional to 352,165.47, 485,996.67 and 214,296.99 is: 295,734.91
Step by Step Solution
- Step 1: Write the proportion equation
352,165.47 : 485,996.67 = 214,296.99 : x - Step 2: Convert to fraction form
352,165.47/485,996.67 = 214,296.99/x - Step 3: Cross multiply
352,165.47x = 485,996.67 × 214,296.99 - Step 4: Simplify right side
352,165.47x = 104,147,623,531.02 - Step 5: Solve for x
x = 104,147,623,531.02/352,165.47 - Step 6: Final answer
x = 295,734.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.