Finding the Fourth Proportional to 355,331.50, 532,845.52 and 205,675.09
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Solution
The fourth proportional to 355,331.50, 532,845.52 and 205,675.09 is: 308,424.81
Step by Step Solution
- Step 1: Write the proportion equation
355,331.50 : 532,845.52 = 205,675.09 : x - Step 2: Convert to fraction form
355,331.50/532,845.52 = 205,675.09/x - Step 3: Cross multiply
355,331.50x = 532,845.52 × 205,675.09 - Step 4: Simplify right side
355,331.50x = 109,593,048,409.56 - Step 5: Solve for x
x = 109,593,048,409.56/355,331.50 - Step 6: Final answer
x = 308,424.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.