Finding the Fourth Proportional to 352,489.14, 486,435.63 and 191,344.29
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Solution
The fourth proportional to 352,489.14, 486,435.63 and 191,344.29 is: 264,055.46
Step by Step Solution
- Step 1: Write the proportion equation
352,489.14 : 486,435.63 = 191,344.29 : x - Step 2: Convert to fraction form
352,489.14/486,435.63 = 191,344.29/x - Step 3: Cross multiply
352,489.14x = 486,435.63 × 191,344.29 - Step 4: Simplify right side
352,489.14x = 93,076,680,253.05 - Step 5: Solve for x
x = 93,076,680,253.05/352,489.14 - Step 6: Final answer
x = 264,055.46
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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.