Finding the Third Proportional to 198,905.63 and 432,438.75
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Solution
The third proportional to 198,905.63 and 432,438.75 is: 940,160.80
Step by Step Solution
- Step 1: Write the proportion equation
198,905.63 : 432,438.75 = 432,438.75 : x - Step 2: Convert to fraction form
198,905.63/432,438.75 = 432,438.75/x - Step 3: Cross multiply
198,905.63x = 432,438.75 × 432,438.75 - Step 4: Simplify right side
198,905.63x = 187,003,272,501.56 - Step 5: Solve for x
x = 187,003,272,501.56/198,905.63 - Step 6: Final answer
x = 940,160.80
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.