Finding the Third Proportional to 292,912.31 and 439,368.75
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Solution
The third proportional to 292,912.31 and 439,368.75 is: 659,053.55
Step by Step Solution
- Step 1: Write the proportion equation
292,912.31 : 439,368.75 = 439,368.75 : x - Step 2: Convert to fraction form
292,912.31/439,368.75 = 439,368.75/x - Step 3: Cross multiply
292,912.31x = 439,368.75 × 439,368.75 - Step 4: Simplify right side
292,912.31x = 193,044,898,476.56 - Step 5: Solve for x
x = 193,044,898,476.56/292,912.31 - Step 6: Final answer
x = 659,053.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.