Finding the Fourth Proportional to 351,192.24, 484,614.70 and 206,027.28
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Solution
The fourth proportional to 351,192.24, 484,614.70 and 206,027.28 is: 284,299.70
Step by Step Solution
- Step 1: Write the proportion equation
351,192.24 : 484,614.70 = 206,027.28 : x - Step 2: Convert to fraction form
351,192.24/484,614.70 = 206,027.28/x - Step 3: Cross multiply
351,192.24x = 484,614.70 × 206,027.28 - Step 4: Simplify right side
351,192.24x = 99,843,847,973.95 - Step 5: Solve for x
x = 99,843,847,973.95/351,192.24 - Step 6: Final answer
x = 284,299.70
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1.5x scale
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.