Finding the Third Proportional to 392,424.75 and 831,543.75
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Solution
The third proportional to 392,424.75 and 831,543.75 is: 1,762,032.10
Step by Step Solution
- Step 1: Write the proportion equation
392,424.75 : 831,543.75 = 831,543.75 : x - Step 2: Convert to fraction form
392,424.75/831,543.75 = 831,543.75/x - Step 3: Cross multiply
392,424.75x = 831,543.75 × 831,543.75 - Step 4: Simplify right side
392,424.75x = 691,465,008,164.06 - Step 5: Solve for x
x = 691,465,008,164.06/392,424.75 - Step 6: Final answer
x = 1,762,032.10
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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.