Finding the Third Proportional to 310,901.25 and 669,367.50
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Solution
The third proportional to 310,901.25 and 669,367.50 is: 1,441,142.00
Step by Step Solution
- Step 1: Write the proportion equation
310,901.25 : 669,367.50 = 669,367.50 : x - Step 2: Convert to fraction form
310,901.25/669,367.50 = 669,367.50/x - Step 3: Cross multiply
310,901.25x = 669,367.50 × 669,367.50 - Step 4: Simplify right side
310,901.25x = 448,052,850,056.25 - Step 5: Solve for x
x = 448,052,850,056.25/310,901.25 - Step 6: Final answer
x = 1,441,142.00
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.