Finding the Fourth Proportional to 1,703.06, 2,552.97 and 548
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Solution
The fourth proportional to 1,703.06, 2,552.97 and 548 is: 821.48
Step by Step Solution
- Step 1: Write the proportion equation
1,703.06 : 2,552.97 = 548 : x - Step 2: Convert to fraction form
1,703.06/2,552.97 = 548/x - Step 3: Cross multiply
1,703.06x = 2,552.97 × 548 - Step 4: Simplify right side
1,703.06x = 1,399,027.56 - Step 5: Solve for x
x = 1,399,027.56/1,703.06 - Step 6: Final answer
x = 821.48
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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.