Finding the Fourth Proportional to 341,415.50, 512,225.76 and 161,637.98
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Solution
The fourth proportional to 341,415.50, 512,225.76 and 161,637.98 is: 242,505.50
Step by Step Solution
- Step 1: Write the proportion equation
341,415.50 : 512,225.76 = 161,637.98 : x - Step 2: Convert to fraction form
341,415.50/512,225.76 = 161,637.98/x - Step 3: Cross multiply
341,415.50x = 512,225.76 × 161,637.98 - Step 4: Simplify right side
341,415.50x = 82,795,137,150.36 - Step 5: Solve for x
x = 82,795,137,150.36/341,415.50 - Step 6: Final answer
x = 242,505.50
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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.