Finding the Fourth Proportional to 306,432.96, 459,069.90 and 173,408.70
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Solution
The fourth proportional to 306,432.96, 459,069.90 and 173,408.70 is: 259,785.09
Step by Step Solution
- Step 1: Write the proportion equation
306,432.96 : 459,069.90 = 173,408.70 : x - Step 2: Convert to fraction form
306,432.96/459,069.90 = 173,408.70/x - Step 3: Cross multiply
306,432.96x = 459,069.90 × 173,408.70 - Step 4: Simplify right side
306,432.96x = 79,606,714,568.13 - Step 5: Solve for x
x = 79,606,714,568.13/306,432.96 - Step 6: Final answer
x = 259,785.09
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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.