Finding the Fourth Proportional to 296,614.21, 409,348.61 and 169,308.94
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Solution
The fourth proportional to 296,614.21, 409,348.61 and 169,308.94 is: 233,658.32
Step by Step Solution
- Step 1: Write the proportion equation
296,614.21 : 409,348.61 = 169,308.94 : x - Step 2: Convert to fraction form
296,614.21/409,348.61 = 169,308.94/x - Step 3: Cross multiply
296,614.21x = 409,348.61 × 169,308.94 - Step 4: Simplify right side
296,614.21x = 69,306,379,249.57 - Step 5: Solve for x
x = 69,306,379,249.57/296,614.21 - Step 6: Final answer
x = 233,658.32
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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.