Finding the Fourth Proportional to 548,379.09, 821,402.24 and 323,497.17
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Solution
The fourth proportional to 548,379.09, 821,402.24 and 323,497.17 is: 484,557.68
Step by Step Solution
- Step 1: Write the proportion equation
548,379.09 : 821,402.24 = 323,497.17 : x - Step 2: Convert to fraction form
548,379.09/821,402.24 = 323,497.17/x - Step 3: Cross multiply
548,379.09x = 821,402.24 × 323,497.17 - Step 4: Simplify right side
548,379.09x = 265,721,298,454.18 - Step 5: Solve for x
x = 265,721,298,454.18/548,379.09 - Step 6: Final answer
x = 484,557.68
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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.