Finding the Fourth Proportional to 800,281.08, 1,104,346.44 and 437,634.36
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Solution
The fourth proportional to 800,281.08, 1,104,346.44 and 437,634.36 is: 603,912.75
Step by Step Solution
- Step 1: Write the proportion equation
800,281.08 : 1,104,346.44 = 437,634.36 : x - Step 2: Convert to fraction form
800,281.08/1,104,346.44 = 437,634.36/x - Step 3: Cross multiply
800,281.08x = 1,104,346.44 × 437,634.36 - Step 4: Simplify right side
800,281.08x = 483,299,947,487.68 - Step 5: Solve for x
x = 483,299,947,487.68/800,281.08 - Step 6: Final answer
x = 603,912.75
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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.