Finding the Fourth Proportional to 372,658.37, 514,268.33 and 202,892.49
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Solution
The fourth proportional to 372,658.37, 514,268.33 and 202,892.49 is: 279,991.52
Step by Step Solution
- Step 1: Write the proportion equation
372,658.37 : 514,268.33 = 202,892.49 : x - Step 2: Convert to fraction form
372,658.37/514,268.33 = 202,892.49/x - Step 3: Cross multiply
372,658.37x = 514,268.33 × 202,892.49 - Step 4: Simplify right side
372,658.37x = 104,341,180,987.38 - Step 5: Solve for x
x = 104,341,180,987.38/372,658.37 - Step 6: Final answer
x = 279,991.52
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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.