Finding the Fourth Proportional to 286,754.52, 430,183.68 and 118,180.98
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Solution
The fourth proportional to 286,754.52, 430,183.68 and 118,180.98 is: 177,292.86
Step by Step Solution
- Step 1: Write the proportion equation
286,754.52 : 430,183.68 = 118,180.98 : x - Step 2: Convert to fraction form
286,754.52/430,183.68 = 118,180.98/x - Step 3: Cross multiply
286,754.52x = 430,183.68 × 118,180.98 - Step 4: Simplify right side
286,754.52x = 50,839,528,882.41 - Step 5: Solve for x
x = 50,839,528,882.41/286,754.52 - Step 6: Final answer
x = 177,292.86
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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.