Finding the Fourth Proportional to 231,195.80, 346,469.70 and 183,891.80
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Solution
The fourth proportional to 231,195.80, 346,469.70 and 183,891.80 is: 275,579.99
Step by Step Solution
- Step 1: Write the proportion equation
231,195.80 : 346,469.70 = 183,891.80 : x - Step 2: Convert to fraction form
231,195.80/346,469.70 = 183,891.80/x - Step 3: Cross multiply
231,195.80x = 346,469.70 × 183,891.80 - Step 4: Simplify right side
231,195.80x = 63,712,936,778.46 - Step 5: Solve for x
x = 63,712,936,778.46/231,195.80 - Step 6: Final answer
x = 275,579.99
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1.5x scale
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.