Finding the Fourth Proportional to 339,623.11, 468,684.74 and 186,675.44
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Solution
The fourth proportional to 339,623.11, 468,684.74 and 186,675.44 is: 257,614.77
Step by Step Solution
- Step 1: Write the proportion equation
339,623.11 : 468,684.74 = 186,675.44 : x - Step 2: Convert to fraction form
339,623.11/468,684.74 = 186,675.44/x - Step 3: Cross multiply
339,623.11x = 468,684.74 × 186,675.44 - Step 4: Simplify right side
339,623.11x = 87,491,926,783.98 - Step 5: Solve for x
x = 87,491,926,783.98/339,623.11 - Step 6: Final answer
x = 257,614.77
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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.