Finding the Fourth Proportional to 372,659.37, 514,269.70 and 202,893.49
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Solution
The fourth proportional to 372,659.37, 514,269.70 and 202,893.49 is: 279,992.89
Step by Step Solution
- Step 1: Write the proportion equation
372,659.37 : 514,269.70 = 202,893.49 : x - Step 2: Convert to fraction form
372,659.37/514,269.70 = 202,893.49/x - Step 3: Cross multiply
372,659.37x = 514,269.70 × 202,893.49 - Step 4: Simplify right side
372,659.37x = 104,341,974,234.25 - Step 5: Solve for x
x = 104,341,974,234.25/372,659.37 - Step 6: Final answer
x = 279,992.89
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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.