Finding the Fourth Proportional to 324,252.88, 486,454.20 and 102,636.88
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Solution
The fourth proportional to 324,252.88, 486,454.20 and 102,636.88 is: 153,979.02
Step by Step Solution
- Step 1: Write the proportion equation
324,252.88 : 486,454.20 = 102,636.88 : x - Step 2: Convert to fraction form
324,252.88/486,454.20 = 102,636.88/x - Step 3: Cross multiply
324,252.88x = 486,454.20 × 102,636.88 - Step 4: Simplify right side
324,252.88x = 49,928,141,350.90 - Step 5: Solve for x
x = 49,928,141,350.90/324,252.88 - Step 6: Final answer
x = 153,979.02
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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.