Finding the Fourth Proportional to 1,165,141.97, 1,747,734.84 and 323,715.59
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Solution
The fourth proportional to 1,165,141.97, 1,747,734.84 and 323,715.59 is: 485,579.46
Step by Step Solution
- Step 1: Write the proportion equation
1,165,141.97 : 1,747,734.84 = 323,715.59 : x - Step 2: Convert to fraction form
1,165,141.97/1,747,734.84 = 323,715.59/x - Step 3: Cross multiply
1,165,141.97x = 1,747,734.84 × 323,715.59 - Step 4: Simplify right side
1,165,141.97x = 565,769,012,709.49 - Step 5: Solve for x
x = 565,769,012,709.49/1,165,141.97 - Step 6: Final answer
x = 485,579.46
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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.