Finding the Third Proportional to 202,056.50 and 316,980.75
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Solution
The third proportional to 202,056.50 and 316,980.75 is: 497,270.79
Step by Step Solution
- Step 1: Write the proportion equation
202,056.50 : 316,980.75 = 316,980.75 : x - Step 2: Convert to fraction form
202,056.50/316,980.75 = 316,980.75/x - Step 3: Cross multiply
202,056.50x = 316,980.75 × 316,980.75 - Step 4: Simplify right side
202,056.50x = 100,476,795,870.56 - Step 5: Solve for x
x = 100,476,795,870.56/202,056.50 - Step 6: Final answer
x = 497,270.79
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.