Finding the Fourth Proportional to 899,768.64, 1,350,028.09 and 394,692.08
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Solution
The fourth proportional to 899,768.64, 1,350,028.09 and 394,692.08 is: 592,202.67
Step by Step Solution
- Step 1: Write the proportion equation
899,768.64 : 1,350,028.09 = 394,692.08 : x - Step 2: Convert to fraction form
899,768.64/1,350,028.09 = 394,692.08/x - Step 3: Cross multiply
899,768.64x = 1,350,028.09 × 394,692.08 - Step 4: Simplify right side
899,768.64x = 532,845,387,533.68 - Step 5: Solve for x
x = 532,845,387,533.68/899,768.64 - Step 6: Final answer
x = 592,202.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.