Finding the Fourth Proportional to 706,087.11, 1,058,535.42 and 306,426.84
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Solution
The fourth proportional to 706,087.11, 1,058,535.42 and 306,426.84 is: 459,381.94
Step by Step Solution
- Step 1: Write the proportion equation
706,087.11 : 1,058,535.42 = 306,426.84 : x - Step 2: Convert to fraction form
706,087.11/1,058,535.42 = 306,426.84/x - Step 3: Cross multiply
706,087.11x = 1,058,535.42 × 306,426.84 - Step 4: Simplify right side
706,087.11x = 324,363,663,778.67 - Step 5: Solve for x
x = 324,363,663,778.67/706,087.11 - Step 6: Final answer
x = 459,381.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.