Finding the Fourth Proportional to 477,042.48, 715,596.84 and 161,392.68
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Solution
The fourth proportional to 477,042.48, 715,596.84 and 161,392.68 is: 242,100.23
Step by Step Solution
- Step 1: Write the proportion equation
477,042.48 : 715,596.84 = 161,392.68 : x - Step 2: Convert to fraction form
477,042.48/715,596.84 = 161,392.68/x - Step 3: Cross multiply
477,042.48x = 715,596.84 × 161,392.68 - Step 4: Simplify right side
477,042.48x = 115,492,091,807.13 - Step 5: Solve for x
x = 115,492,091,807.13/477,042.48 - Step 6: Final answer
x = 242,100.23
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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.