Finding the Fourth Proportional to 372,469.21, 558,709.02 and 106,229.68
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Solution
The fourth proportional to 372,469.21, 558,709.02 and 106,229.68 is: 159,346.00
Step by Step Solution
- Step 1: Write the proportion equation
372,469.21 : 558,709.02 = 106,229.68 : x - Step 2: Convert to fraction form
372,469.21/558,709.02 = 106,229.68/x - Step 3: Cross multiply
372,469.21x = 558,709.02 × 106,229.68 - Step 4: Simplify right side
372,469.21x = 59,351,480,407.71 - Step 5: Solve for x
x = 59,351,480,407.71/372,469.21 - Step 6: Final answer
x = 159,346.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.