Finding the Fourth Proportional to 372,150.36, 513,562.68 and 202,380.84
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Solution
The fourth proportional to 372,150.36, 513,562.68 and 202,380.84 is: 279,282.94
Step by Step Solution
- Step 1: Write the proportion equation
372,150.36 : 513,562.68 = 202,380.84 : x - Step 2: Convert to fraction form
372,150.36/513,562.68 = 202,380.84/x - Step 3: Cross multiply
372,150.36x = 513,562.68 × 202,380.84 - Step 4: Simplify right side
372,150.36x = 103,935,246,571.05 - Step 5: Solve for x
x = 103,935,246,571.05/372,150.36 - Step 6: Final answer
x = 279,282.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.