Finding the Fourth Proportional to 336,028.08, 504,042.12 and 324,623.28
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Solution
The fourth proportional to 336,028.08, 504,042.12 and 324,623.28 is: 486,934.91
Step by Step Solution
- Step 1: Write the proportion equation
336,028.08 : 504,042.12 = 324,623.28 : x - Step 2: Convert to fraction form
336,028.08/504,042.12 = 324,623.28/x - Step 3: Cross multiply
336,028.08x = 504,042.12 × 324,623.28 - Step 4: Simplify right side
336,028.08x = 163,623,802,109.23 - Step 5: Solve for x
x = 163,623,802,109.23/336,028.08 - Step 6: Final answer
x = 486,934.91
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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.