Finding the Fourth Proportional to 336,682.92, 464,622.18 and 215,824.14
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Solution
The fourth proportional to 336,682.92, 464,622.18 and 215,824.14 is: 297,837.15
Step by Step Solution
- Step 1: Write the proportion equation
336,682.92 : 464,622.18 = 215,824.14 : x - Step 2: Convert to fraction form
336,682.92/464,622.18 = 215,824.14/x - Step 3: Cross multiply
336,682.92x = 464,622.18 × 215,824.14 - Step 4: Simplify right side
336,682.92x = 100,276,682,423.43 - Step 5: Solve for x
x = 100,276,682,423.43/336,682.92 - Step 6: Final answer
x = 297,837.15
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1.5x scale
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.