Finding the Fourth Proportional to 354,818.70, 532,313.10 and 118,163.44
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Solution
The fourth proportional to 354,818.70, 532,313.10 and 118,163.44 is: 177,273.48
Step by Step Solution
- Step 1: Write the proportion equation
354,818.70 : 532,313.10 = 118,163.44 : x - Step 2: Convert to fraction form
354,818.70/532,313.10 = 118,163.44/x - Step 3: Cross multiply
354,818.70x = 532,313.10 × 118,163.44 - Step 4: Simplify right side
354,818.70x = 62,899,947,053.06 - Step 5: Solve for x
x = 62,899,947,053.06/354,818.70 - Step 6: Final answer
x = 177,273.48
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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.