Finding the Fourth Proportional to 894,231.23, 1,234,027.17 and 486,324.29
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Solution
The fourth proportional to 894,231.23, 1,234,027.17 and 486,324.29 is: 671,121.03
Step by Step Solution
- Step 1: Write the proportion equation
894,231.23 : 1,234,027.17 = 486,324.29 : x - Step 2: Convert to fraction form
894,231.23/1,234,027.17 = 486,324.29/x - Step 3: Cross multiply
894,231.23x = 1,234,027.17 × 486,324.29 - Step 4: Simplify right side
894,231.23x = 600,137,381,120.82 - Step 5: Solve for x
x = 600,137,381,120.82/894,231.23 - Step 6: Final answer
x = 671,121.03
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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.