Finding the Fourth Proportional to 798,991.56, 1,102,601.80 and 436,415.65
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Solution
The fourth proportional to 798,991.56, 1,102,601.80 and 436,415.65 is: 602,250.02
Step by Step Solution
- Step 1: Write the proportion equation
798,991.56 : 1,102,601.80 = 436,415.65 : x - Step 2: Convert to fraction form
798,991.56/1,102,601.80 = 436,415.65/x - Step 3: Cross multiply
798,991.56x = 1,102,601.80 × 436,415.65 - Step 4: Simplify right side
798,991.56x = 481,192,679,027.19 - Step 5: Solve for x
x = 481,192,679,027.19/798,991.56 - Step 6: Final answer
x = 602,250.02
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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.