Finding the Fourth Proportional to 572,010.99, 857,680.04 and 217,049.96
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Solution
The fourth proportional to 572,010.99, 857,680.04 and 217,049.96 is: 325,447.27
Step by Step Solution
- Step 1: Write the proportion equation
572,010.99 : 857,680.04 = 217,049.96 : x - Step 2: Convert to fraction form
572,010.99/857,680.04 = 217,049.96/x - Step 3: Cross multiply
572,010.99x = 857,680.04 × 217,049.96 - Step 4: Simplify right side
572,010.99x = 186,159,413,001.15 - Step 5: Solve for x
x = 186,159,413,001.15/572,010.99 - Step 6: Final answer
x = 325,447.27
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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.