Finding the Fourth Proportional to 296,918.40, 445,285.44 and 119,331.84
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Solution
The fourth proportional to 296,918.40, 445,285.44 and 119,331.84 is: 178,960.72
Step by Step Solution
- Step 1: Write the proportion equation
296,918.40 : 445,285.44 = 119,331.84 : x - Step 2: Convert to fraction form
296,918.40/445,285.44 = 119,331.84/x - Step 3: Cross multiply
296,918.40x = 445,285.44 × 119,331.84 - Step 4: Simplify right side
296,918.40x = 53,136,730,880.41 - Step 5: Solve for x
x = 53,136,730,880.41/296,918.40 - Step 6: Final answer
x = 178,960.72
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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.