Finding the Third Proportional to 319,281.75 and 494,412.75
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Solution
The third proportional to 319,281.75 and 494,412.75 is: 765,605.82
Step by Step Solution
- Step 1: Write the proportion equation
319,281.75 : 494,412.75 = 494,412.75 : x - Step 2: Convert to fraction form
319,281.75/494,412.75 = 494,412.75/x - Step 3: Cross multiply
319,281.75x = 494,412.75 × 494,412.75 - Step 4: Simplify right side
319,281.75x = 244,443,967,362.56 - Step 5: Solve for x
x = 244,443,967,362.56/319,281.75 - Step 6: Final answer
x = 765,605.82
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.