Finding the Fourth Proportional to 252,715.13, 348,462.56 and 206,630.99
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Solution
The fourth proportional to 252,715.13, 348,462.56 and 206,630.99 is: 284,918.29
Step by Step Solution
- Step 1: Write the proportion equation
252,715.13 : 348,462.56 = 206,630.99 : x - Step 2: Convert to fraction form
252,715.13/348,462.56 = 206,630.99/x - Step 3: Cross multiply
252,715.13x = 348,462.56 × 206,630.99 - Step 4: Simplify right side
252,715.13x = 72,003,162,525.00 - Step 5: Solve for x
x = 72,003,162,525.00/252,715.13 - Step 6: Final answer
x = 284,918.29
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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.