Finding the Fourth Proportional to 706,131.77, 974,450.33 and 383,849.97
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Solution
The fourth proportional to 706,131.77, 974,450.33 and 383,849.97 is: 529,706.70
Step by Step Solution
- Step 1: Write the proportion equation
706,131.77 : 974,450.33 = 383,849.97 : x - Step 2: Convert to fraction form
706,131.77/974,450.33 = 383,849.97/x - Step 3: Cross multiply
706,131.77x = 974,450.33 × 383,849.97 - Step 4: Simplify right side
706,131.77x = 374,042,728,017.74 - Step 5: Solve for x
x = 374,042,728,017.74/706,131.77 - Step 6: Final answer
x = 529,706.70
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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.