Finding the Fourth Proportional to 322,492.14, 445,044.49 and 177,304.07
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Solution
The fourth proportional to 322,492.14, 445,044.49 and 177,304.07 is: 244,682.54
Step by Step Solution
- Step 1: Write the proportion equation
322,492.14 : 445,044.49 = 177,304.07 : x - Step 2: Convert to fraction form
322,492.14/445,044.49 = 177,304.07/x - Step 3: Cross multiply
322,492.14x = 445,044.49 × 177,304.07 - Step 4: Simplify right side
322,492.14x = 78,908,196,739.59 - Step 5: Solve for x
x = 78,908,196,739.59/322,492.14 - Step 6: Final answer
x = 244,682.54
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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.