Finding the Fourth Proportional to 372,676.74, 514,306.43 and 209,361.90
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Solution
The fourth proportional to 372,676.74, 514,306.43 and 209,361.90 is: 288,926.46
Step by Step Solution
- Step 1: Write the proportion equation
372,676.74 : 514,306.43 = 209,361.90 : x - Step 2: Convert to fraction form
372,676.74/514,306.43 = 209,361.90/x - Step 3: Cross multiply
372,676.74x = 514,306.43 × 209,361.90 - Step 4: Simplify right side
372,676.74x = 107,676,170,320.21 - Step 5: Solve for x
x = 107,676,170,320.21/372,676.74 - Step 6: Final answer
x = 288,926.46
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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.