Finding the Third Proportional to 187,420.50 and 299,760.75
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Solution
The third proportional to 187,420.50 and 299,760.75 is: 479,437.99
Step by Step Solution
- Step 1: Write the proportion equation
187,420.50 : 299,760.75 = 299,760.75 : x - Step 2: Convert to fraction form
187,420.50/299,760.75 = 299,760.75/x - Step 3: Cross multiply
187,420.50x = 299,760.75 × 299,760.75 - Step 4: Simplify right side
187,420.50x = 89,856,507,240.56 - Step 5: Solve for x
x = 89,856,507,240.56/187,420.50 - Step 6: Final answer
x = 479,437.99
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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.