Finding the Fourth Proportional to 208,722.11, 313,076.99 and 180,559.01
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Solution
The fourth proportional to 208,722.11, 313,076.99 and 180,559.01 is: 270,833.17
Step by Step Solution
- Step 1: Write the proportion equation
208,722.11 : 313,076.99 = 180,559.01 : x - Step 2: Convert to fraction form
208,722.11/313,076.99 = 180,559.01/x - Step 3: Cross multiply
208,722.11x = 313,076.99 × 180,559.01 - Step 4: Simplify right side
208,722.11x = 56,528,868,900.00 - Step 5: Solve for x
x = 56,528,868,900.00/208,722.11 - Step 6: Final answer
x = 270,833.17
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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.