Finding the Fourth Proportional to 587,147.70, 880,716.84 and 348,912.66
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Solution
The fourth proportional to 587,147.70, 880,716.84 and 348,912.66 is: 523,366.19
Step by Step Solution
- Step 1: Write the proportion equation
587,147.70 : 880,716.84 = 348,912.66 : x - Step 2: Convert to fraction form
587,147.70/880,716.84 = 348,912.66/x - Step 3: Cross multiply
587,147.70x = 880,716.84 × 348,912.66 - Step 4: Simplify right side
587,147.70x = 307,293,255,351.19 - Step 5: Solve for x
x = 307,293,255,351.19/587,147.70 - Step 6: Final answer
x = 523,366.19
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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.