Finding the Fourth Proportional to 995,694.70, 1,493,347.65 and 330,846.70
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Solution
The fourth proportional to 995,694.70, 1,493,347.65 and 330,846.70 is: 496,205.46
Step by Step Solution
- Step 1: Write the proportion equation
995,694.70 : 1,493,347.65 = 330,846.70 : x - Step 2: Convert to fraction form
995,694.70/1,493,347.65 = 330,846.70/x - Step 3: Cross multiply
995,694.70x = 1,493,347.65 × 330,846.70 - Step 4: Simplify right side
995,694.70x = 494,069,141,955.26 - Step 5: Solve for x
x = 494,069,141,955.26/995,694.70 - Step 6: Final answer
x = 496,205.46
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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.