Finding the Fourth Proportional to 764,449.48, 1,146,728.22 and 232,013.80
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Solution
The fourth proportional to 764,449.48, 1,146,728.22 and 232,013.80 is: 348,037.09
Step by Step Solution
- Step 1: Write the proportion equation
764,449.48 : 1,146,728.22 = 232,013.80 : x - Step 2: Convert to fraction form
764,449.48/1,146,728.22 = 232,013.80/x - Step 3: Cross multiply
764,449.48x = 1,146,728.22 × 232,013.80 - Step 4: Simplify right side
764,449.48x = 266,056,771,889.44 - Step 5: Solve for x
x = 266,056,771,889.44/764,449.48 - Step 6: Final answer
x = 348,037.09
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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.