Finding the Fourth Proportional to 809,623.42, 1,213,951.29 and 276,967.42
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Solution
The fourth proportional to 809,623.42, 1,213,951.29 and 276,967.42 is: 415,285.61
Step by Step Solution
- Step 1: Write the proportion equation
809,623.42 : 1,213,951.29 = 276,967.42 : x - Step 2: Convert to fraction form
809,623.42/1,213,951.29 = 276,967.42/x - Step 3: Cross multiply
809,623.42x = 1,213,951.29 × 276,967.42 - Step 4: Simplify right side
809,623.42x = 336,224,956,796.97 - Step 5: Solve for x
x = 336,224,956,796.97/809,623.42 - Step 6: Final answer
x = 415,285.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.