Finding the Fourth Proportional to 611,645.28, 844,137.56 and 350,024.84
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Solution
The fourth proportional to 611,645.28, 844,137.56 and 350,024.84 is: 483,072.66
Step by Step Solution
- Step 1: Write the proportion equation
611,645.28 : 844,137.56 = 350,024.84 : x - Step 2: Convert to fraction form
611,645.28/844,137.56 = 350,024.84/x - Step 3: Cross multiply
611,645.28x = 844,137.56 × 350,024.84 - Step 4: Simplify right side
611,645.28x = 295,469,114,376.99 - Step 5: Solve for x
x = 295,469,114,376.99/611,645.28 - Step 6: Final answer
x = 483,072.66
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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.