Finding the Fourth Proportional to 300,474.71, 450,772.21 and 110,936.23
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Solution
The fourth proportional to 300,474.71, 450,772.21 and 110,936.23 is: 166,426.55
Step by Step Solution
- Step 1: Write the proportion equation
300,474.71 : 450,772.21 = 110,936.23 : x - Step 2: Convert to fraction form
300,474.71/450,772.21 = 110,936.23/x - Step 3: Cross multiply
300,474.71x = 450,772.21 × 110,936.23 - Step 4: Simplify right side
300,474.71x = 50,006,968,577.91 - Step 5: Solve for x
x = 50,006,968,577.91/300,474.71 - Step 6: Final answer
x = 166,426.55
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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.