Finding the Fourth Proportional to 372,363.88, 513,872.98 and 202,608.92
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Solution
The fourth proportional to 372,363.88, 513,872.98 and 202,608.92 is: 279,606.20
Step by Step Solution
- Step 1: Write the proportion equation
372,363.88 : 513,872.98 = 202,608.92 : x - Step 2: Convert to fraction form
372,363.88/513,872.98 = 202,608.92/x - Step 3: Cross multiply
372,363.88x = 513,872.98 × 202,608.92 - Step 4: Simplify right side
372,363.88x = 104,115,249,494.98 - Step 5: Solve for x
x = 104,115,249,494.98/372,363.88 - Step 6: Final answer
x = 279,606.20
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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.