Finding the Fourth Proportional to 306,240.26, 459,453.80 and 156,585.68
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Solution
The fourth proportional to 306,240.26, 459,453.80 and 156,585.68 is: 234,926.28
Step by Step Solution
- Step 1: Write the proportion equation
306,240.26 : 459,453.80 = 156,585.68 : x - Step 2: Convert to fraction form
306,240.26/459,453.80 = 156,585.68/x - Step 3: Cross multiply
306,240.26x = 459,453.80 × 156,585.68 - Step 4: Simplify right side
306,240.26x = 71,943,882,621.39 - Step 5: Solve for x
x = 71,943,882,621.39/306,240.26 - Step 6: Final answer
x = 234,926.28
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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.