Finding the Fourth Proportional to 505,924.08, 698,185.35 and 276,495.63
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Solution
The fourth proportional to 505,924.08, 698,185.35 and 276,495.63 is: 381,569.50
Step by Step Solution
- Step 1: Write the proportion equation
505,924.08 : 698,185.35 = 276,495.63 : x - Step 2: Convert to fraction form
505,924.08/698,185.35 = 276,495.63/x - Step 3: Cross multiply
505,924.08x = 698,185.35 × 276,495.63 - Step 4: Simplify right side
505,924.08x = 193,045,198,205.02 - Step 5: Solve for x
x = 193,045,198,205.02/505,924.08 - Step 6: Final answer
x = 381,569.50
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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.