Finding the Fourth Proportional to 366,903.36, 550,318.14 and 100,690.62
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Solution
The fourth proportional to 366,903.36, 550,318.14 and 100,690.62 is: 151,025.80
Step by Step Solution
- Step 1: Write the proportion equation
366,903.36 : 550,318.14 = 100,690.62 : x - Step 2: Convert to fraction form
366,903.36/550,318.14 = 100,690.62/x - Step 3: Cross multiply
366,903.36x = 550,318.14 × 100,690.62 - Step 4: Simplify right side
366,903.36x = 55,411,874,713.85 - Step 5: Solve for x
x = 55,411,874,713.85/366,903.36 - Step 6: Final answer
x = 151,025.80
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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.