Finding the Fourth Proportional to 876,529.44, 1,314,991.20 and 277,526.40
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Solution
The fourth proportional to 876,529.44, 1,314,991.20 and 277,526.40 is: 416,351.99
Step by Step Solution
- Step 1: Write the proportion equation
876,529.44 : 1,314,991.20 = 277,526.40 : x - Step 2: Convert to fraction form
876,529.44/1,314,991.20 = 277,526.40/x - Step 3: Cross multiply
876,529.44x = 1,314,991.20 × 277,526.40 - Step 4: Simplify right side
876,529.44x = 364,944,773,767.68 - Step 5: Solve for x
x = 364,944,773,767.68/876,529.44 - Step 6: Final answer
x = 416,351.99
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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.