Finding the Fourth Proportional to 362,246.70, 543,370.05 and 125,510.70
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Solution
The fourth proportional to 362,246.70, 543,370.05 and 125,510.70 is: 188,266.05
Step by Step Solution
- Step 1: Write the proportion equation
362,246.70 : 543,370.05 = 125,510.70 : x - Step 2: Convert to fraction form
362,246.70/543,370.05 = 125,510.70/x - Step 3: Cross multiply
362,246.70x = 543,370.05 × 125,510.70 - Step 4: Simplify right side
362,246.70x = 68,198,755,334.54 - Step 5: Solve for x
x = 68,198,755,334.54/362,246.70 - Step 6: Final answer
x = 188,266.05
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1.5x scale
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.