Finding the Fourth Proportional to 536,212.68, 804,318.32 and 136,853.44
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Solution
The fourth proportional to 536,212.68, 804,318.32 and 136,853.44 is: 205,279.98
Step by Step Solution
- Step 1: Write the proportion equation
536,212.68 : 804,318.32 = 136,853.44 : x - Step 2: Convert to fraction form
536,212.68/804,318.32 = 136,853.44/x - Step 3: Cross multiply
536,212.68x = 804,318.32 × 136,853.44 - Step 4: Simplify right side
536,212.68x = 110,073,728,947.02 - Step 5: Solve for x
x = 110,073,728,947.02/536,212.68 - Step 6: Final answer
x = 205,279.98
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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.