Finding the Fourth Proportional to 324,497.80, 486,390.30 and 114,027.40
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Solution
The fourth proportional to 324,497.80, 486,390.30 and 114,027.40 is: 170,915.86
Step by Step Solution
- Step 1: Write the proportion equation
324,497.80 : 486,390.30 = 114,027.40 : x - Step 2: Convert to fraction form
324,497.80/486,390.30 = 114,027.40/x - Step 3: Cross multiply
324,497.80x = 486,390.30 × 114,027.40 - Step 4: Simplify right side
324,497.80x = 55,461,821,294.22 - Step 5: Solve for x
x = 55,461,821,294.22/324,497.80 - Step 6: Final answer
x = 170,915.86
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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.