Finding the Fourth Proportional to 372,362.88, 513,871.60 and 202,607.92
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Solution
The fourth proportional to 372,362.88, 513,871.60 and 202,607.92 is: 279,604.82
Step by Step Solution
- Step 1: Write the proportion equation
372,362.88 : 513,871.60 = 202,607.92 : x - Step 2: Convert to fraction form
372,362.88/513,871.60 = 202,607.92/x - Step 3: Cross multiply
372,362.88x = 513,871.60 × 202,607.92 - Step 4: Simplify right side
372,362.88x = 104,114,456,023.07 - Step 5: Solve for x
x = 104,114,456,023.07/372,362.88 - Step 6: Final answer
x = 279,604.82
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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.