Finding the Fourth Proportional to 306,352.19, 459,543.29 and 116,777.23
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Solution
The fourth proportional to 306,352.19, 459,543.29 and 116,777.23 is: 175,171.56
Step by Step Solution
- Step 1: Write the proportion equation
306,352.19 : 459,543.29 = 116,777.23 : x - Step 2: Convert to fraction form
306,352.19/459,543.29 = 116,777.23/x - Step 3: Cross multiply
306,352.19x = 459,543.29 × 116,777.23 - Step 4: Simplify right side
306,352.19x = 53,664,190,738.54 - Step 5: Solve for x
x = 53,664,190,738.54/306,352.19 - Step 6: Final answer
x = 175,171.56
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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.