Finding the Fourth Proportional to 372,037.96, 513,433.38 and 202,268.44
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Solution
The fourth proportional to 372,037.96, 513,433.38 and 202,268.44 is: 279,141.86
Step by Step Solution
- Step 1: Write the proportion equation
372,037.96 : 513,433.38 = 202,268.44 : x - Step 2: Convert to fraction form
372,037.96/513,433.38 = 202,268.44/x - Step 3: Cross multiply
372,037.96x = 513,433.38 × 202,268.44 - Step 4: Simplify right side
372,037.96x = 103,851,368,816.53 - Step 5: Solve for x
x = 103,851,368,816.53/372,037.96 - Step 6: Final answer
x = 279,141.86
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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.