Finding the Third Proportional to 210,472 and 315,948
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Solution
The third proportional to 210,472 and 315,948 is: 474,282.27
Step by Step Solution
- Step 1: Write the proportion equation
210,472 : 315,948 = 315,948 : x - Step 2: Convert to fraction form
210,472/315,948 = 315,948/x - Step 3: Cross multiply
210,472x = 315,948 × 315,948 - Step 4: Simplify right side
210,472x = 99,823,138,704 - Step 5: Solve for x
x = 99,823,138,704/210,472 - Step 6: Final answer
x = 474,282.27
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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.