Finding the Fourth Proportional to 324,811.80, 487,212.33 and 97,107.96
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Solution
The fourth proportional to 324,811.80, 487,212.33 and 97,107.96 is: 145,660.33
Step by Step Solution
- Step 1: Write the proportion equation
324,811.80 : 487,212.33 = 97,107.96 : x - Step 2: Convert to fraction form
324,811.80/487,212.33 = 97,107.96/x - Step 3: Cross multiply
324,811.80x = 487,212.33 × 97,107.96 - Step 4: Simplify right side
324,811.80x = 47,312,195,453.15 - Step 5: Solve for x
x = 47,312,195,453.15/324,811.80 - Step 6: Final answer
x = 145,660.33
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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.