Finding the Fourth Proportional to 800,231.20, 1,104,278.27 and 437,584.68
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Solution
The fourth proportional to 800,231.20, 1,104,278.27 and 437,584.68 is: 603,844.55
Step by Step Solution
- Step 1: Write the proportion equation
800,231.20 : 1,104,278.27 = 437,584.68 : x - Step 2: Convert to fraction form
800,231.20/1,104,278.27 = 437,584.68/x - Step 3: Cross multiply
800,231.20x = 1,104,278.27 × 437,584.68 - Step 4: Simplify right side
800,231.20x = 483,215,251,220.98 - Step 5: Solve for x
x = 483,215,251,220.98/800,231.20 - Step 6: Final answer
x = 603,844.55
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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.