Finding the Fourth Proportional to 327,463.80, 491,344.74 and 158,893.08
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Solution
The fourth proportional to 327,463.80, 491,344.74 and 158,893.08 is: 238,411.94
Step by Step Solution
- Step 1: Write the proportion equation
327,463.80 : 491,344.74 = 158,893.08 : x - Step 2: Convert to fraction form
327,463.80/491,344.74 = 158,893.08/x - Step 3: Cross multiply
327,463.80x = 491,344.74 × 158,893.08 - Step 4: Simplify right side
327,463.80x = 78,071,279,080.40 - Step 5: Solve for x
x = 78,071,279,080.40/327,463.80 - Step 6: Final answer
x = 238,411.94
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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.