Finding the Fourth Proportional to 433,621.71, 650,270.97 and 149,232.74
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Solution
The fourth proportional to 433,621.71, 650,270.97 and 149,232.74 is: 223,793.49
Step by Step Solution
- Step 1: Write the proportion equation
433,621.71 : 650,270.97 = 149,232.74 : x - Step 2: Convert to fraction form
433,621.71/650,270.97 = 149,232.74/x - Step 3: Cross multiply
433,621.71x = 650,270.97 × 149,232.74 - Step 4: Simplify right side
433,621.71x = 97,041,715,344.20 - Step 5: Solve for x
x = 97,041,715,344.20/433,621.71 - Step 6: Final answer
x = 223,793.49
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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.