Finding the Fourth Proportional to 303,562.62, 418,941.45 and 167,610.06
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Solution
The fourth proportional to 303,562.62, 418,941.45 and 167,610.06 is: 231,315.71
Step by Step Solution
- Step 1: Write the proportion equation
303,562.62 : 418,941.45 = 167,610.06 : x - Step 2: Convert to fraction form
303,562.62/418,941.45 = 167,610.06/x - Step 3: Cross multiply
303,562.62x = 418,941.45 × 167,610.06 - Step 4: Simplify right side
303,562.62x = 70,218,801,570.99 - Step 5: Solve for x
x = 70,218,801,570.99/303,562.62 - Step 6: Final answer
x = 231,315.71
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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.