Finding the Fourth Proportional to 862,985.36, 1,294,270.37 and 263,951.69
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Solution
The fourth proportional to 862,985.36, 1,294,270.37 and 263,951.69 is: 395,864.01
Step by Step Solution
- Step 1: Write the proportion equation
862,985.36 : 1,294,270.37 = 263,951.69 : x - Step 2: Convert to fraction form
862,985.36/1,294,270.37 = 263,951.69/x - Step 3: Cross multiply
862,985.36x = 1,294,270.37 × 263,951.69 - Step 4: Simplify right side
862,985.36x = 341,624,843,687.32 - Step 5: Solve for x
x = 341,624,843,687.32/862,985.36 - Step 6: Final answer
x = 395,864.01
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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.