Finding the Fourth Proportional to 800,448.19, 1,104,618.14 and 437,871.97
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Solution
The fourth proportional to 800,448.19, 1,104,618.14 and 437,871.97 is: 604,263.12
Step by Step Solution
- Step 1: Write the proportion equation
800,448.19 : 1,104,618.14 = 437,871.97 : x - Step 2: Convert to fraction form
800,448.19/1,104,618.14 = 437,871.97/x - Step 3: Cross multiply
800,448.19x = 1,104,618.14 × 437,871.97 - Step 4: Simplify right side
800,448.19x = 483,681,321,059.54 - Step 5: Solve for x
x = 483,681,321,059.54/800,448.19 - Step 6: Final answer
x = 604,263.12
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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.