Finding the Fourth Proportional to 374,861.88, 517,322.28 and 205,095.98
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Solution
The fourth proportional to 374,861.88, 517,322.28 and 205,095.98 is: 283,039.50
Step by Step Solution
- Step 1: Write the proportion equation
374,861.88 : 517,322.28 = 205,095.98 : x - Step 2: Convert to fraction form
374,861.88/517,322.28 = 205,095.98/x - Step 3: Cross multiply
374,861.88x = 517,322.28 × 205,095.98 - Step 4: Simplify right side
374,861.88x = 106,100,719,992.43 - Step 5: Solve for x
x = 106,100,719,992.43/374,861.88 - Step 6: Final answer
x = 283,039.50
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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.