Finding the Fourth Proportional to 274,718.99, 412,710.09 and 193,852.10
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Solution
The fourth proportional to 274,718.99, 412,710.09 and 193,852.10 is: 291,223.83
Step by Step Solution
- Step 1: Write the proportion equation
274,718.99 : 412,710.09 = 193,852.10 : x - Step 2: Convert to fraction form
274,718.99/412,710.09 = 193,852.10/x - Step 3: Cross multiply
274,718.99x = 412,710.09 × 193,852.10 - Step 4: Simplify right side
274,718.99x = 80,004,717,942.52 - Step 5: Solve for x
x = 80,004,717,942.52/274,718.99 - Step 6: Final answer
x = 291,223.83
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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.