Finding the Fourth Proportional to 800,462.28, 1,104,664.26 and 456,292.08
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Solution
The fourth proportional to 800,462.28, 1,104,664.26 and 456,292.08 is: 629,698.07
Step by Step Solution
- Step 1: Write the proportion equation
800,462.28 : 1,104,664.26 = 456,292.08 : x - Step 2: Convert to fraction form
800,462.28/1,104,664.26 = 456,292.08/x - Step 3: Cross multiply
800,462.28x = 1,104,664.26 × 456,292.08 - Step 4: Simplify right side
800,462.28x = 504,049,552,897.06 - Step 5: Solve for x
x = 504,049,552,897.06/800,462.28 - Step 6: Final answer
x = 629,698.07
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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.