Finding the Fourth Proportional to 433,077.84, 649,653.01 and 113,229.09
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Solution
The fourth proportional to 433,077.84, 649,653.01 and 113,229.09 is: 169,853.11
Step by Step Solution
- Step 1: Write the proportion equation
433,077.84 : 649,653.01 = 113,229.09 : x - Step 2: Convert to fraction form
433,077.84/649,653.01 = 113,229.09/x - Step 3: Cross multiply
433,077.84x = 649,653.01 × 113,229.09 - Step 4: Simplify right side
433,077.84x = 73,559,618,854.99 - Step 5: Solve for x
x = 73,559,618,854.99/433,077.84 - Step 6: Final answer
x = 169,853.11
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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.