Finding the Third Proportional to 319,855.50 and 683,997.75
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Solution
The third proportional to 319,855.50 and 683,997.75 is: 1,462,700.88
Step by Step Solution
- Step 1: Write the proportion equation
319,855.50 : 683,997.75 = 683,997.75 : x - Step 2: Convert to fraction form
319,855.50/683,997.75 = 683,997.75/x - Step 3: Cross multiply
319,855.50x = 683,997.75 × 683,997.75 - Step 4: Simplify right side
319,855.50x = 467,852,922,005.06 - Step 5: Solve for x
x = 467,852,922,005.06/319,855.50 - Step 6: Final answer
x = 1,462,700.88
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.