Finding the Third Proportional to 311,161.50 and 480,562.50
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Solution
The third proportional to 311,161.50 and 480,562.50 is: 742,187.95
Step by Step Solution
- Step 1: Write the proportion equation
311,161.50 : 480,562.50 = 480,562.50 : x - Step 2: Convert to fraction form
311,161.50/480,562.50 = 480,562.50/x - Step 3: Cross multiply
311,161.50x = 480,562.50 × 480,562.50 - Step 4: Simplify right side
311,161.50x = 230,940,316,406.25 - Step 5: Solve for x
x = 230,940,316,406.25/311,161.50 - Step 6: Final answer
x = 742,187.95
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.