Finding the Fourth Proportional to 284,193.14, 392,206.14 and 163,327.19
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Solution
The fourth proportional to 284,193.14, 392,206.14 and 163,327.19 is: 225,402.79
Step by Step Solution
- Step 1: Write the proportion equation
284,193.14 : 392,206.14 = 163,327.19 : x - Step 2: Convert to fraction form
284,193.14/392,206.14 = 163,327.19/x - Step 3: Cross multiply
284,193.14x = 392,206.14 × 163,327.19 - Step 4: Simplify right side
284,193.14x = 64,057,924,785.92 - Step 5: Solve for x
x = 64,057,924,785.92/284,193.14 - Step 6: Final answer
x = 225,402.79
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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.