Finding the Fourth Proportional to 303,513.13, 418,826.63 and 167,525.26
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Solution
The fourth proportional to 303,513.13, 418,826.63 and 167,525.26 is: 231,172.99
Step by Step Solution
- Step 1: Write the proportion equation
303,513.13 : 418,826.63 = 167,525.26 : x - Step 2: Convert to fraction form
303,513.13/418,826.63 = 167,525.26/x - Step 3: Cross multiply
303,513.13x = 418,826.63 × 167,525.26 - Step 4: Simplify right side
303,513.13x = 70,164,037,153.91 - Step 5: Solve for x
x = 70,164,037,153.91/303,513.13 - Step 6: Final answer
x = 231,172.99
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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.