Finding the Fourth Proportional to 572,310.14, 857,812.10 and 230,534.66
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Solution
The fourth proportional to 572,310.14, 857,812.10 and 230,534.66 is: 345,538.90
Step by Step Solution
- Step 1: Write the proportion equation
572,310.14 : 857,812.10 = 230,534.66 : x - Step 2: Convert to fraction form
572,310.14/857,812.10 = 230,534.66/x - Step 3: Cross multiply
572,310.14x = 857,812.10 × 230,534.66 - Step 4: Simplify right side
572,310.14x = 197,755,415,375.65 - Step 5: Solve for x
x = 197,755,415,375.65/572,310.14 - Step 6: Final answer
x = 345,538.90
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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.