Finding the Fourth Proportional to 354,772.03, 531,695.98 and 144,163.75
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Solution
The fourth proportional to 354,772.03, 531,695.98 and 144,163.75 is: 216,057.86
Step by Step Solution
- Step 1: Write the proportion equation
354,772.03 : 531,695.98 = 144,163.75 : x - Step 2: Convert to fraction form
354,772.03/531,695.98 = 144,163.75/x - Step 3: Cross multiply
354,772.03x = 531,695.98 × 144,163.75 - Step 4: Simplify right side
354,772.03x = 76,651,286,336.73 - Step 5: Solve for x
x = 76,651,286,336.73/354,772.03 - Step 6: Final answer
x = 216,057.86
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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.