Finding the Fourth Proportional to 264,816.75, 397,403.73 and 98,604.75
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Solution
The fourth proportional to 264,816.75, 397,403.73 and 98,604.75 is: 147,973.63
Step by Step Solution
- Step 1: Write the proportion equation
264,816.75 : 397,403.73 = 98,604.75 : x - Step 2: Convert to fraction form
264,816.75/397,403.73 = 98,604.75/x - Step 3: Cross multiply
264,816.75x = 397,403.73 × 98,604.75 - Step 4: Simplify right side
264,816.75x = 39,185,895,445.72 - Step 5: Solve for x
x = 39,185,895,445.72/264,816.75 - Step 6: Final answer
x = 147,973.63
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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.