Finding the Fourth Proportional to 376,186.68, 519,135.48 and 206,426.88
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Solution
The fourth proportional to 376,186.68, 519,135.48 and 206,426.88 is: 284,867.92
Step by Step Solution
- Step 1: Write the proportion equation
376,186.68 : 519,135.48 = 206,426.88 : x - Step 2: Convert to fraction form
376,186.68/519,135.48 = 206,426.88/x - Step 3: Cross multiply
376,186.68x = 519,135.48 × 206,426.88 - Step 4: Simplify right side
376,186.68x = 107,163,517,433.70 - Step 5: Solve for x
x = 107,163,517,433.70/376,186.68 - Step 6: Final answer
x = 284,867.92
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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.